61 static void ath_tx_complete_buf(struct ath_softc *sc, struct ath_buf *bf,
67 static void ath_tx_rc_status(struct ath_softc *sc, struct ath_buf *bf,
71 			      struct ath_buf *bf);
163 static bool ath_merge_ratetbl(struct ieee80211_sta *sta, struct ath_buf *bf,  in ath_merge_ratetbl()  argument
181 		bf->rates[0] = tx_info->control.rates[0];  in ath_merge_ratetbl()
186 		bf->rates[i].idx = ratetbl->rate[i].idx;  in ath_merge_ratetbl()
187 		bf->rates[i].flags = ratetbl->rate[i].flags;  in ath_merge_ratetbl()
189 			bf->rates[i].count = ratetbl->rate[i].count_rts;  in ath_merge_ratetbl()
191 			bf->rates[i].count = ratetbl->rate[i].count_cts;  in ath_merge_ratetbl()
193 			bf->rates[i].count = ratetbl->rate[i].count;  in ath_merge_ratetbl()
200 			  struct ath_buf *bf)  in ath_set_rates()  argument
204 	tx_info = IEEE80211_SKB_CB(bf->bf_mpdu);  in ath_set_rates()
206 	if (!ath_merge_ratetbl(sta, bf, tx_info))  in ath_set_rates()
207 		ieee80211_get_tx_rates(vif, sta, bf->bf_mpdu, bf->rates,  in ath_set_rates()
208 				       ARRAY_SIZE(bf->rates));  in ath_set_rates()
283 	struct ath_buf *bf;  in ath_tx_flush_tid()  local
295 		bf = fi->bf;  in ath_tx_flush_tid()
296 		if (!bf) {  in ath_tx_flush_tid()
303 			ath_tx_update_baw(sc, tid, bf);  in ath_tx_flush_tid()
307 		list_add_tail(&bf->list, &bf_head);  in ath_tx_flush_tid()
308 		ath_tx_complete_buf(sc, bf, txq, &bf_head, NULL, &ts, 0);  in ath_tx_flush_tid()
319 			      struct ath_buf *bf)  in ath_tx_update_baw()  argument
321 	struct ath_frame_info *fi = get_frame_info(bf->bf_mpdu);  in ath_tx_update_baw()
322 	u16 seqno = bf->bf_state.seqno;  in ath_tx_update_baw()
342 			     struct ath_buf *bf)  in ath_tx_addto_baw()  argument
344 	struct ath_frame_info *fi = get_frame_info(bf->bf_mpdu);  in ath_tx_addto_baw()
345 	u16 seqno = bf->bf_state.seqno;  in ath_tx_addto_baw()
368 	struct ath_buf *bf;  in ath_tid_drain()  local
379 		bf = fi->bf;  in ath_tid_drain()
381 		if (!bf) {  in ath_tid_drain()
386 		list_add_tail(&bf->list, &bf_head);  in ath_tid_drain()
387 		ath_tx_complete_buf(sc, bf, txq, &bf_head, NULL, &ts, 0);  in ath_tid_drain()
395 	struct ath_buf *bf = fi->bf;  in ath_tx_set_retry()  local
407 	dma_sync_single_for_device(sc->dev, bf->bf_buf_addr,  in ath_tx_set_retry()
413 	struct ath_buf *bf = NULL;  in ath_tx_get_buffer()  local
422 	bf = list_first_entry(&sc->tx.txbuf, struct ath_buf, list);  in ath_tx_get_buffer()
423 	list_del(&bf->list);  in ath_tx_get_buffer()
427 	return bf;  in ath_tx_get_buffer()
430 static void ath_tx_return_buffer(struct ath_softc *sc, struct ath_buf *bf)  in ath_tx_return_buffer()  argument
433 	list_add_tail(&bf->list, &sc->tx.txbuf);  in ath_tx_return_buffer()
437 static struct ath_buf* ath_clone_txbuf(struct ath_softc *sc, struct ath_buf *bf)  in ath_clone_txbuf()  argument
447 	tbf->bf_mpdu = bf->bf_mpdu;  in ath_clone_txbuf()
448 	tbf->bf_buf_addr = bf->bf_buf_addr;  in ath_clone_txbuf()
449 	memcpy(tbf->bf_desc, bf->bf_desc, sc->sc_ah->caps.tx_desc_len);  in ath_clone_txbuf()
450 	tbf->bf_state = bf->bf_state;  in ath_clone_txbuf()
456 static void ath_tx_count_frames(struct ath_softc *sc, struct ath_buf *bf,  in ath_tx_count_frames()  argument
468 	isaggr = bf_isaggr(bf);  in ath_tx_count_frames()
476 	while (bf) {  in ath_tx_count_frames()
477 		ba_index = ATH_BA_INDEX(seq_st, bf->bf_state.seqno);  in ath_tx_count_frames()
483 		bf = bf->bf_next;  in ath_tx_count_frames()
489 				 struct ath_buf *bf, struct list_head *bf_q,  in ath_tx_complete_aggr()  argument
497 	struct ath_buf *bf_next, *bf_last = bf->bf_lastbf;  in ath_tx_complete_aggr()
511 	skb = bf->bf_mpdu;  in ath_tx_complete_aggr()
514 	memcpy(rates, bf->rates, sizeof(rates));  in ath_tx_complete_aggr()
522 		while (bf) {  in ath_tx_complete_aggr()
523 			bf_next = bf->bf_next;  in ath_tx_complete_aggr()
525 			if (!bf->bf_state.stale || bf_next != NULL)  in ath_tx_complete_aggr()
526 				list_move_tail(&bf->list, &bf_head);  in ath_tx_complete_aggr()
528 			ath_tx_complete_buf(sc, bf, txq, &bf_head, NULL, ts, 0);  in ath_tx_complete_aggr()
530 			bf = bf_next;  in ath_tx_complete_aggr()
550 	isaggr = bf_isaggr(bf);  in ath_tx_complete_aggr()
572 	ath_tx_count_frames(sc, bf, ts, txok, &nframes, &nbad);  in ath_tx_complete_aggr()
573 	while (bf) {  in ath_tx_complete_aggr()
574 		u16 seqno = bf->bf_state.seqno;  in ath_tx_complete_aggr()
577 		bf_next = bf->bf_next;  in ath_tx_complete_aggr()
579 		skb = bf->bf_mpdu;  in ath_tx_complete_aggr()
601 				ath_tx_set_retry(sc, txq, bf->bf_mpdu,  in ath_tx_complete_aggr()
618 			list_move_tail(&bf->list, &bf_head);  in ath_tx_complete_aggr()
625 			ath_tx_update_baw(sc, tid, bf);  in ath_tx_complete_aggr()
629 				ath_tx_rc_status(sc, bf, ts, nframes, nbad, txok);  in ath_tx_complete_aggr()
631 				if (bf == bf->bf_lastbf)  in ath_tx_complete_aggr()
633 								bf->bf_mpdu,  in ath_tx_complete_aggr()
637 			ath_tx_complete_buf(sc, bf, txq, &bf_head, sta, ts,  in ath_tx_complete_aggr()
645 			if (bf->bf_next == NULL && bf_last->bf_state.stale) {  in ath_tx_complete_aggr()
655 					ath_tx_update_baw(sc, tid, bf);  in ath_tx_complete_aggr()
657 					ath_tx_complete_buf(sc, bf, txq,  in ath_tx_complete_aggr()
665 				fi->bf = tbf;  in ath_tx_complete_aggr()
675 		bf = bf_next;  in ath_tx_complete_aggr()
706 static bool bf_is_ampdu_not_probing(struct ath_buf *bf)  in bf_is_ampdu_not_probing()  argument
708     struct ieee80211_tx_info *info = IEEE80211_SKB_CB(bf->bf_mpdu);  in bf_is_ampdu_not_probing()
709     return bf_isampdu(bf) && !(info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE);  in bf_is_ampdu_not_probing()
714 				 struct ath_buf *bf,  in ath_tx_count_airtime()  argument
723 		int rate_dur = ath9k_hw_get_duration(sc->sc_ah, bf->bf_desc, i);  in ath_tx_count_airtime()
724 		airtime += rate_dur * bf->rates[i].count;  in ath_tx_count_airtime()
731 				  struct ath_tx_status *ts, struct ath_buf *bf,  in ath_tx_process_buffer()  argument
746 	if (bf_is_ampdu_not_probing(bf))  in ath_tx_process_buffer()
749 	ts->duration = ath9k_hw_get_duration(sc->sc_ah, bf->bf_desc,  in ath_tx_process_buffer()
752 	hdr = (struct ieee80211_hdr *) bf->bf_mpdu->data;  in ath_tx_process_buffer()
756 		tid = ath_get_skb_tid(sc, an, bf->bf_mpdu);  in ath_tx_process_buffer()
757 		ath_tx_count_airtime(sc, sta, bf, ts, tid->tidno);  in ath_tx_process_buffer()
762 	if (!bf_isampdu(bf)) {  in ath_tx_process_buffer()
764 			info = IEEE80211_SKB_CB(bf->bf_mpdu);  in ath_tx_process_buffer()
765 			memcpy(info->control.rates, bf->rates,  in ath_tx_process_buffer()
767 			ath_tx_rc_status(sc, bf, ts, 1, txok ? 0 : 1, txok);  in ath_tx_process_buffer()
768 			ath_dynack_sample_tx_ts(sc->sc_ah, bf->bf_mpdu, ts,  in ath_tx_process_buffer()
771 		ath_tx_complete_buf(sc, bf, txq, bf_head, sta, ts, txok);  in ath_tx_process_buffer()
773 		ath_tx_complete_aggr(sc, txq, bf, bf_head, sta, tid, ts, txok);  in ath_tx_process_buffer()
779 static bool ath_lookup_legacy(struct ath_buf *bf)  in ath_lookup_legacy()  argument
786 	skb = bf->bf_mpdu;  in ath_lookup_legacy()
801 static u32 ath_lookup_rate(struct ath_softc *sc, struct ath_buf *bf,  in ath_lookup_rate()  argument
812 	skb = bf->bf_mpdu;  in ath_lookup_rate()
814 	rates = bf->rates;  in ath_lookup_rate()
873 				  struct ath_buf *bf, u16 frmlen,  in ath_compute_num_delims()  argument
881 	struct ath_frame_info *fi = get_frame_info(bf->bf_mpdu);  in ath_compute_num_delims()
917 	rix = bf->rates[0].idx;  in ath_compute_num_delims()
918 	flags = bf->rates[0].flags;  in ath_compute_num_delims()
948 	struct ath_buf *bf;  in ath_tx_get_tid_subframe()  local
959 		bf = fi->bf;  in ath_tx_get_tid_subframe()
960 		if (!fi->bf)  in ath_tx_get_tid_subframe()
961 			bf = ath_tx_setup_buffer(sc, txq, tid, skb);  in ath_tx_get_tid_subframe()
963 			bf->bf_state.stale = false;  in ath_tx_get_tid_subframe()
965 		if (!bf) {  in ath_tx_get_tid_subframe()
971 		bf->bf_next = NULL;  in ath_tx_get_tid_subframe()
972 		bf->bf_lastbf = bf;  in ath_tx_get_tid_subframe()
987 			bf->bf_state.bf_type = 0;  in ath_tx_get_tid_subframe()
991 		bf->bf_state.bf_type = BUF_AMPDU | BUF_AGGR;  in ath_tx_get_tid_subframe()
992 		seqno = bf->bf_state.seqno;  in ath_tx_get_tid_subframe()
1015 			list_add(&bf->list, &bf_head);  in ath_tx_get_tid_subframe()
1016 			ath_tx_update_baw(sc, tid, bf);  in ath_tx_get_tid_subframe()
1017 			ath_tx_complete_buf(sc, bf, txq, &bf_head, NULL, &ts, 0);  in ath_tx_get_tid_subframe()
1021 		if (bf_isampdu(bf))  in ath_tx_get_tid_subframe()
1022 			ath_tx_addto_baw(sc, tid, bf);  in ath_tx_get_tid_subframe()
1027 	*buf = bf;  in ath_tx_get_tid_subframe()
1037 	struct ath_buf *bf = bf_first, *bf_prev = NULL;  in ath_tx_form_aggr()  local
1046 	bf = bf_first;  in ath_tx_form_aggr()
1047 	aggr_limit = ath_lookup_rate(sc, bf, tid);  in ath_tx_form_aggr()
1049 	while (bf)  in ath_tx_form_aggr()
1051 		skb = bf->bf_mpdu;  in ath_tx_form_aggr()
1058 			    ath_lookup_legacy(bf) || nframes >= h_baw)  in ath_tx_form_aggr()
1061 			tx_info = IEEE80211_SKB_CB(bf->bf_mpdu);  in ath_tx_form_aggr()
1079 		bf->bf_next = NULL;  in ath_tx_form_aggr()
1082 		bf->bf_state.ndelim = ndelim;  in ath_tx_form_aggr()
1084 		list_add_tail(&bf->list, bf_q);  in ath_tx_form_aggr()
1086 			bf_prev->bf_next = bf;  in ath_tx_form_aggr()
1088 		bf_prev = bf;  in ath_tx_form_aggr()
1090 		ret = ath_tx_get_tid_subframe(sc, txq, tid, &bf);  in ath_tx_form_aggr()
1096 	__skb_queue_tail(&tid->retry_q, bf->bf_mpdu);  in ath_tx_form_aggr()
1098 	bf = bf_first;  in ath_tx_form_aggr()
1099 	bf->bf_lastbf = bf_prev;  in ath_tx_form_aggr()
1101 	if (bf == bf_prev) {  in ath_tx_form_aggr()
1102 		al = get_frame_info(bf->bf_mpdu)->framelen;  in ath_tx_form_aggr()
1103 		bf->bf_state.bf_type = BUF_AMPDU;  in ath_tx_form_aggr()
1179 static u8 ath_get_rate_txpower(struct ath_softc *sc, struct ath_buf *bf,  in ath_get_rate_txpower()  argument
1192 	skb = bf->bf_mpdu;  in ath_get_rate_txpower()
1251 	} else if (!bf->bf_state.bfs_paprd) {  in ath_get_rate_txpower()
1265 static void ath_buf_set_rate(struct ath_softc *sc, struct ath_buf *bf,  in ath_buf_set_rate()  argument
1275 	struct ath_frame_info *fi = get_frame_info(bf->bf_mpdu);  in ath_buf_set_rate()
1280 	skb = bf->bf_mpdu;  in ath_buf_set_rate()
1282 	rates = bf->rates;  in ath_buf_set_rate()
1289 	for (i = 0; i < ARRAY_SIZE(bf->rates); i++) {  in ath_buf_set_rate()
1302 		if (bf_isampdu(bf) && !bf_isaggr(bf) &&  in ath_buf_set_rate()
1341 			info->txpower[i] = ath_get_rate_txpower(sc, bf, rix,  in ath_buf_set_rate()
1362 		if (bf->bf_state.bfs_paprd)  in ath_buf_set_rate()
1372 		info->txpower[i] = ath_get_rate_txpower(sc, bf, rix, false,  in ath_buf_set_rate()
1377 	if (bf_isaggr(bf) && (len > sc->sc_ah->caps.rts_aggr_limit))  in ath_buf_set_rate()
1408 static void ath_tx_fill_desc(struct ath_softc *sc, struct ath_buf *bf,  in ath_tx_fill_desc()  argument
1422 	while (bf) {  in ath_tx_fill_desc()
1423 		struct sk_buff *skb = bf->bf_mpdu;  in ath_tx_fill_desc()
1426 		bool aggr = !!(bf->bf_state.bf_type & BUF_AGGR);  in ath_tx_fill_desc()
1429 		if (bf->bf_next)  in ath_tx_fill_desc()
1430 			info.link = bf->bf_next->bf_daddr;  in ath_tx_fill_desc()
1432 			info.link = (sc->tx99_state) ? bf->bf_daddr : 0;  in ath_tx_fill_desc()
1435 			bf_first = bf;  in ath_tx_fill_desc()
1448 			if (bf->bf_state.bfs_paprd)  in ath_tx_fill_desc()
1449 				info.flags |= (u32) bf->bf_state.bfs_paprd <<  in ath_tx_fill_desc()
1459 			if (aggr && (bf == bf_first) &&  in ath_tx_fill_desc()
1471 			ath_buf_set_rate(sc, bf, &info, len, rts);  in ath_tx_fill_desc()
1474 		info.buf_addr[0] = bf->bf_buf_addr;  in ath_tx_fill_desc()
1481 			if (bf == bf_first)  in ath_tx_fill_desc()
1483 			else if (bf == bf_first->bf_lastbf)  in ath_tx_fill_desc()
1488 			info.ndelim = bf->bf_state.ndelim;  in ath_tx_fill_desc()
1492 		if (bf == bf_first->bf_lastbf)  in ath_tx_fill_desc()
1495 		ath9k_hw_set_txdesc(ah, bf->bf_desc, &info);  in ath_tx_fill_desc()
1496 		bf = bf->bf_next;  in ath_tx_fill_desc()
1505 	struct ath_buf *bf = bf_first, *bf_prev = NULL;  in ath_tx_form_burst()  local
1512 		list_add_tail(&bf->list, bf_q);  in ath_tx_form_burst()
1514 			bf_prev->bf_next = bf;  in ath_tx_form_burst()
1515 		bf_prev = bf;  in ath_tx_form_burst()
1520 		ret = ath_tx_get_tid_subframe(sc, txq, tid, &bf);  in ath_tx_form_burst()
1524 		tx_info = IEEE80211_SKB_CB(bf->bf_mpdu);  in ath_tx_form_burst()
1526 			__skb_queue_tail(&tid->retry_q, bf->bf_mpdu);  in ath_tx_form_burst()
1530 		ath_set_rates(tid->an->vif, tid->an->sta, bf);  in ath_tx_form_burst()
1537 	struct ath_buf *bf = NULL;  in ath_tx_sched_aggr()  local
1545 	ret = ath_tx_get_tid_subframe(sc, txq, tid, &bf);  in ath_tx_sched_aggr()
1549 	tx_info = IEEE80211_SKB_CB(bf->bf_mpdu);  in ath_tx_sched_aggr()
1553 		__skb_queue_tail(&tid->retry_q, bf->bf_mpdu);  in ath_tx_sched_aggr()
1557 	ath_set_rates(tid->an->vif, tid->an->sta, bf);  in ath_tx_sched_aggr()
1559 		aggr_len = ath_tx_form_aggr(sc, txq, tid, &bf_q, bf);  in ath_tx_sched_aggr()
1561 		ath_tx_form_burst(sc, txq, tid, &bf_q, bf);  in ath_tx_sched_aggr()
1571 	ath_tx_fill_desc(sc, bf, txq, aggr_len);  in ath_tx_sched_aggr()
1675 ath9k_set_moredata(struct ath_softc *sc, struct ath_buf *bf, bool val)  in ath9k_set_moredata()  argument
1681 	hdr = (struct ieee80211_hdr *) bf->bf_mpdu->data;  in ath9k_set_moredata()
1684 		dma_sync_single_for_device(sc->dev, bf->bf_buf_addr,  in ath9k_set_moredata()
1700 	struct ath_buf *bf_tail = NULL, *bf = NULL;  in ath9k_release_buffered_frames()  local
1715 						      tid, &bf);  in ath9k_release_buffered_frames()
1719 			ath9k_set_moredata(sc, bf, true);  in ath9k_release_buffered_frames()
1720 			list_add_tail(&bf->list, &bf_q);  in ath9k_release_buffered_frames()
1721 			ath_set_rates(tid->an->vif, tid->an->sta, bf);  in ath9k_release_buffered_frames()
1722 			if (bf_isampdu(bf))  in ath9k_release_buffered_frames()
1723 				bf->bf_state.bf_type &= ~BUF_AGGR;  in ath9k_release_buffered_frames()
1725 				bf_tail->bf_next = bf;  in ath9k_release_buffered_frames()
1727 			bf_tail = bf;  in ath9k_release_buffered_frames()
1746 	bf = list_first_entry(&bf_q, struct ath_buf, list);  in ath9k_release_buffered_frames()
1748 	ath_tx_fill_desc(sc, bf, txq, 0);  in ath9k_release_buffered_frames()
1874 	struct ath_buf *bf, *lastbf;  in ath_drain_txq_list()  local
1883 		bf = list_first_entry(list, struct ath_buf, list);  in ath_drain_txq_list()
1885 		if (bf->bf_state.stale) {  in ath_drain_txq_list()
1886 			list_del(&bf->list);  in ath_drain_txq_list()
1888 			ath_tx_return_buffer(sc, bf);  in ath_drain_txq_list()
1892 		lastbf = bf->bf_lastbf;  in ath_drain_txq_list()
1894 		ath_tx_process_buffer(sc, txq, &ts, bf, &bf_head);  in ath_drain_txq_list()
2045 	struct ath_buf *bf, *bf_last;  in ath_tx_txqaddbuf()  local
2058 	bf = list_first_entry(head, struct ath_buf, list);  in ath_tx_txqaddbuf()
2072 			ath9k_hw_set_desc_link(ah, txq->axq_link, bf->bf_daddr);  in ath_tx_txqaddbuf()
2075 				ito64(bf->bf_daddr), bf->bf_desc);  in ath_tx_txqaddbuf()
2084 		ath9k_hw_puttxbuf(ah, txq->axq_qnum, bf->bf_daddr);  in ath_tx_txqaddbuf()
2086 			txq->axq_qnum, ito64(bf->bf_daddr), bf->bf_desc);  in ath_tx_txqaddbuf()
2095 		while (bf) {  in ath_tx_txqaddbuf()
2097 			if (bf_is_ampdu_not_probing(bf))  in ath_tx_txqaddbuf()
2100 			bf_last = bf->bf_lastbf;  in ath_tx_txqaddbuf()
2101 			bf = bf_last->bf_next;  in ath_tx_txqaddbuf()
2113 	struct ath_buf *bf = fi->bf;  in ath_tx_send_normal()  local
2116 	list_add_tail(&bf->list, &bf_head);  in ath_tx_send_normal()
2117 	bf->bf_state.bf_type = 0;  in ath_tx_send_normal()
2119 		bf->bf_state.bf_type = BUF_AMPDU;  in ath_tx_send_normal()
2120 		ath_tx_addto_baw(sc, tid, bf);  in ath_tx_send_normal()
2123 	bf->bf_next = NULL;  in ath_tx_send_normal()
2124 	bf->bf_lastbf = bf;  in ath_tx_send_normal()
2125 	ath_tx_fill_desc(sc, bf, txq, fi->framelen);  in ath_tx_send_normal()
2220 	struct ath_buf *bf;  in ath_tx_setup_buffer()  local
2224 	bf = ath_tx_get_buffer(sc);  in ath_tx_setup_buffer()
2225 	if (!bf) {  in ath_tx_setup_buffer()
2230 	ATH_TXBUF_RESET(bf);  in ath_tx_setup_buffer()
2243 		bf->bf_state.seqno = seqno;  in ath_tx_setup_buffer()
2246 	bf->bf_mpdu = skb;  in ath_tx_setup_buffer()
2248 	bf->bf_buf_addr = dma_map_single(sc->dev, skb->data,  in ath_tx_setup_buffer()
2250 	if (unlikely(dma_mapping_error(sc->dev, bf->bf_buf_addr))) {  in ath_tx_setup_buffer()
2251 		bf->bf_mpdu = NULL;  in ath_tx_setup_buffer()
2252 		bf->bf_buf_addr = 0;  in ath_tx_setup_buffer()
2255 		ath_tx_return_buffer(sc, bf);  in ath_tx_setup_buffer()
2259 	fi->bf = bf;  in ath_tx_setup_buffer()
2261 	return bf;  in ath_tx_setup_buffer()
2344 	struct ath_buf *bf;  in ath_tx_start()  local
2375 	bf = ath_tx_setup_buffer(sc, txq, tid, skb);  in ath_tx_start()
2376 	if (!bf) {  in ath_tx_start()
2385 	bf->bf_state.bfs_paprd = txctl->paprd;  in ath_tx_start()
2388 		bf->bf_state.bfs_paprd_timestamp = jiffies;  in ath_tx_start()
2390 	ath_set_rates(vif, sta, bf);  in ath_tx_start()
2408 	struct ath_buf *bf;  in ath_tx_cabq()  local
2423 		bf = ath_tx_setup_buffer(sc, txctl.txq, NULL, skb);  in ath_tx_cabq()
2424 		if (!bf)  in ath_tx_cabq()
2427 		bf->bf_lastbf = bf;  in ath_tx_cabq()
2428 		ath_set_rates(vif, NULL, bf);  in ath_tx_cabq()
2429 		ath_buf_set_rate(sc, bf, &info, fi->framelen, false);  in ath_tx_cabq()
2432 			bf_tail->bf_next = bf;  in ath_tx_cabq()
2434 		list_add_tail(&bf->list, &bf_q);  in ath_tx_cabq()
2435 		bf_tail = bf;  in ath_tx_cabq()
2450 	bf = list_last_entry(&bf_q, struct ath_buf, list);  in ath_tx_cabq()
2451 	ath9k_set_moredata(sc, bf, false);  in ath_tx_cabq()
2453 	bf = list_first_entry(&bf_q, struct ath_buf, list);  in ath_tx_cabq()
2455 	ath_tx_fill_desc(sc, bf, txctl.txq, 0);  in ath_tx_cabq()
2517 static void ath_tx_complete_buf(struct ath_softc *sc, struct ath_buf *bf,  in ath_tx_complete_buf()  argument
2522 	struct sk_buff *skb = bf->bf_mpdu;  in ath_tx_complete_buf()
2533 	dma_unmap_single(sc->dev, bf->bf_buf_addr, skb->len, DMA_TO_DEVICE);  in ath_tx_complete_buf()
2534 	bf->bf_buf_addr = 0;  in ath_tx_complete_buf()
2538 	if (bf->bf_state.bfs_paprd) {  in ath_tx_complete_buf()
2540 				bf->bf_state.bfs_paprd_timestamp +  in ath_tx_complete_buf()
2546 		ath_debug_stat_tx(sc, bf, ts, txq, tx_flags);  in ath_tx_complete_buf()
2553 	bf->bf_mpdu = NULL;  in ath_tx_complete_buf()
2573 static void ath_tx_rc_status(struct ath_softc *sc, struct ath_buf *bf,  in ath_tx_rc_status()  argument
2577 	struct sk_buff *skb = bf->bf_mpdu;  in ath_tx_rc_status()
2634 	struct ath_buf *bf, *lastbf, *bf_held = NULL;  in ath_tx_processq()  local
2654 		bf = list_first_entry(&txq->axq_q, struct ath_buf, list);  in ath_tx_processq()
2665 		if (bf->bf_state.stale) {  in ath_tx_processq()
2666 			bf_held = bf;  in ath_tx_processq()
2670 			bf = list_entry(bf_held->list.next, struct ath_buf,  in ath_tx_processq()
2674 		lastbf = bf->bf_lastbf;  in ath_tx_processq()
2700 		ath_tx_process_buffer(sc, txq, &ts, bf, &bf_head);  in ath_tx_processq()
2725 	struct ath_buf *bf, *lastbf;  in ath_tx_edma_tasklet()  local
2769 		bf = list_first_entry(fifo_list, struct ath_buf, list);  in ath_tx_edma_tasklet()
2770 		if (bf->bf_state.stale) {  in ath_tx_edma_tasklet()
2771 			list_del(&bf->list);  in ath_tx_edma_tasklet()
2772 			ath_tx_return_buffer(sc, bf);  in ath_tx_edma_tasklet()
2773 			bf = list_first_entry(fifo_list, struct ath_buf, list);  in ath_tx_edma_tasklet()
2776 		lastbf = bf->bf_lastbf;  in ath_tx_edma_tasklet()
2793 			if (bf != lastbf)  in ath_tx_edma_tasklet()
2798 		ath_tx_process_buffer(sc, txq, &ts, bf, &bf_head);  in ath_tx_edma_tasklet()
2925 	struct ath_buf *bf;  in ath9k_tx99_send()  local
2946 	bf = ath_tx_setup_buffer(sc, txctl->txq, NULL, skb);  in ath9k_tx99_send()
2947 	if (!bf) {  in ath9k_tx99_send()
2952 	ath_set_rates(sc->tx99_vif, NULL, bf);  in ath9k_tx99_send()
2954 	ath9k_hw_set_desc_link(sc->sc_ah, bf->bf_desc, bf->bf_daddr);  in ath9k_tx99_send()