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
378 		bf = fi->bf;  in ath_tid_drain()
380 		if (!bf) {  in ath_tid_drain()
385 		list_add_tail(&bf->list, &bf_head);  in ath_tid_drain()
386 		ath_tx_complete_buf(sc, bf, txq, &bf_head, NULL, &ts, 0);  in ath_tid_drain()
394 	struct ath_buf *bf = fi->bf;  in ath_tx_set_retry()  local
406 	dma_sync_single_for_device(sc->dev, bf->bf_buf_addr,  in ath_tx_set_retry()
412 	struct ath_buf *bf = NULL;  in ath_tx_get_buffer()  local
421 	bf = list_first_entry(&sc->tx.txbuf, struct ath_buf, list);  in ath_tx_get_buffer()
422 	list_del(&bf->list);  in ath_tx_get_buffer()
426 	return bf;  in ath_tx_get_buffer()
429 static void ath_tx_return_buffer(struct ath_softc *sc, struct ath_buf *bf)  in ath_tx_return_buffer()  argument
432 	list_add_tail(&bf->list, &sc->tx.txbuf);  in ath_tx_return_buffer()
436 static struct ath_buf* ath_clone_txbuf(struct ath_softc *sc, struct ath_buf *bf)  in ath_clone_txbuf()  argument
446 	tbf->bf_mpdu = bf->bf_mpdu;  in ath_clone_txbuf()
447 	tbf->bf_buf_addr = bf->bf_buf_addr;  in ath_clone_txbuf()
448 	memcpy(tbf->bf_desc, bf->bf_desc, sc->sc_ah->caps.tx_desc_len);  in ath_clone_txbuf()
449 	tbf->bf_state = bf->bf_state;  in ath_clone_txbuf()
455 static void ath_tx_count_frames(struct ath_softc *sc, struct ath_buf *bf,  in ath_tx_count_frames()  argument
467 	isaggr = bf_isaggr(bf);  in ath_tx_count_frames()
475 	while (bf) {  in ath_tx_count_frames()
476 		ba_index = ATH_BA_INDEX(seq_st, bf->bf_state.seqno);  in ath_tx_count_frames()
482 		bf = bf->bf_next;  in ath_tx_count_frames()
488 				 struct ath_buf *bf, struct list_head *bf_q,  in ath_tx_complete_aggr()  argument
496 	struct ath_buf *bf_next, *bf_last = bf->bf_lastbf;  in ath_tx_complete_aggr()
510 	skb = bf->bf_mpdu;  in ath_tx_complete_aggr()
513 	memcpy(rates, bf->rates, sizeof(rates));  in ath_tx_complete_aggr()
521 		while (bf) {  in ath_tx_complete_aggr()
522 			bf_next = bf->bf_next;  in ath_tx_complete_aggr()
524 			if (!bf->bf_state.stale || bf_next != NULL)  in ath_tx_complete_aggr()
525 				list_move_tail(&bf->list, &bf_head);  in ath_tx_complete_aggr()
527 			ath_tx_complete_buf(sc, bf, txq, &bf_head, NULL, ts, 0);  in ath_tx_complete_aggr()
529 			bf = bf_next;  in ath_tx_complete_aggr()
549 	isaggr = bf_isaggr(bf);  in ath_tx_complete_aggr()
571 	ath_tx_count_frames(sc, bf, ts, txok, &nframes, &nbad);  in ath_tx_complete_aggr()
572 	while (bf) {  in ath_tx_complete_aggr()
573 		u16 seqno = bf->bf_state.seqno;  in ath_tx_complete_aggr()
576 		bf_next = bf->bf_next;  in ath_tx_complete_aggr()
578 		skb = bf->bf_mpdu;  in ath_tx_complete_aggr()
600 				ath_tx_set_retry(sc, txq, bf->bf_mpdu,  in ath_tx_complete_aggr()
617 			list_move_tail(&bf->list, &bf_head);  in ath_tx_complete_aggr()
624 			ath_tx_update_baw(sc, tid, bf);  in ath_tx_complete_aggr()
628 				ath_tx_rc_status(sc, bf, ts, nframes, nbad, txok);  in ath_tx_complete_aggr()
630 				if (bf == bf->bf_lastbf)  in ath_tx_complete_aggr()
632 								bf->bf_mpdu,  in ath_tx_complete_aggr()
636 			ath_tx_complete_buf(sc, bf, txq, &bf_head, sta, ts,  in ath_tx_complete_aggr()
644 			if (bf->bf_next == NULL && bf_last->bf_state.stale) {  in ath_tx_complete_aggr()
654 					ath_tx_update_baw(sc, tid, bf);  in ath_tx_complete_aggr()
656 					ath_tx_complete_buf(sc, bf, txq,  in ath_tx_complete_aggr()
664 				fi->bf = tbf;  in ath_tx_complete_aggr()
674 		bf = bf_next;  in ath_tx_complete_aggr()
705 static bool bf_is_ampdu_not_probing(struct ath_buf *bf)  in bf_is_ampdu_not_probing()  argument
707     struct ieee80211_tx_info *info = IEEE80211_SKB_CB(bf->bf_mpdu);  in bf_is_ampdu_not_probing()
708     return bf_isampdu(bf) && !(info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE);  in bf_is_ampdu_not_probing()
713 				 struct ath_buf *bf,  in ath_tx_count_airtime()  argument
722 		int rate_dur = ath9k_hw_get_duration(sc->sc_ah, bf->bf_desc, i);  in ath_tx_count_airtime()
723 		airtime += rate_dur * bf->rates[i].count;  in ath_tx_count_airtime()
730 				  struct ath_tx_status *ts, struct ath_buf *bf,  in ath_tx_process_buffer()  argument
745 	if (bf_is_ampdu_not_probing(bf))  in ath_tx_process_buffer()
748 	ts->duration = ath9k_hw_get_duration(sc->sc_ah, bf->bf_desc,  in ath_tx_process_buffer()
751 	hdr = (struct ieee80211_hdr *) bf->bf_mpdu->data;  in ath_tx_process_buffer()
755 		tid = ath_get_skb_tid(sc, an, bf->bf_mpdu);  in ath_tx_process_buffer()
756 		ath_tx_count_airtime(sc, sta, bf, ts, tid->tidno);  in ath_tx_process_buffer()
761 	if (!bf_isampdu(bf)) {  in ath_tx_process_buffer()
763 			info = IEEE80211_SKB_CB(bf->bf_mpdu);  in ath_tx_process_buffer()
764 			memcpy(info->control.rates, bf->rates,  in ath_tx_process_buffer()
766 			ath_tx_rc_status(sc, bf, ts, 1, txok ? 0 : 1, txok);  in ath_tx_process_buffer()
767 			ath_dynack_sample_tx_ts(sc->sc_ah, bf->bf_mpdu, ts,  in ath_tx_process_buffer()
770 		ath_tx_complete_buf(sc, bf, txq, bf_head, sta, ts, txok);  in ath_tx_process_buffer()
772 		ath_tx_complete_aggr(sc, txq, bf, bf_head, sta, tid, ts, txok);  in ath_tx_process_buffer()
778 static bool ath_lookup_legacy(struct ath_buf *bf)  in ath_lookup_legacy()  argument
785 	skb = bf->bf_mpdu;  in ath_lookup_legacy()
800 static u32 ath_lookup_rate(struct ath_softc *sc, struct ath_buf *bf,  in ath_lookup_rate()  argument
811 	skb = bf->bf_mpdu;  in ath_lookup_rate()
813 	rates = bf->rates;  in ath_lookup_rate()
872 				  struct ath_buf *bf, u16 frmlen,  in ath_compute_num_delims()  argument
880 	struct ath_frame_info *fi = get_frame_info(bf->bf_mpdu);  in ath_compute_num_delims()
916 	rix = bf->rates[0].idx;  in ath_compute_num_delims()
917 	flags = bf->rates[0].flags;  in ath_compute_num_delims()
947 	struct ath_buf *bf;  in ath_tx_get_tid_subframe()  local
958 		bf = fi->bf;  in ath_tx_get_tid_subframe()
959 		if (!fi->bf)  in ath_tx_get_tid_subframe()
960 			bf = ath_tx_setup_buffer(sc, txq, tid, skb);  in ath_tx_get_tid_subframe()
962 			bf->bf_state.stale = false;  in ath_tx_get_tid_subframe()
964 		if (!bf) {  in ath_tx_get_tid_subframe()
970 		bf->bf_next = NULL;  in ath_tx_get_tid_subframe()
971 		bf->bf_lastbf = bf;  in ath_tx_get_tid_subframe()
986 			bf->bf_state.bf_type = 0;  in ath_tx_get_tid_subframe()
990 		bf->bf_state.bf_type = BUF_AMPDU | BUF_AGGR;  in ath_tx_get_tid_subframe()
991 		seqno = bf->bf_state.seqno;  in ath_tx_get_tid_subframe()
1014 			list_add(&bf->list, &bf_head);  in ath_tx_get_tid_subframe()
1015 			ath_tx_update_baw(sc, tid, bf);  in ath_tx_get_tid_subframe()
1016 			ath_tx_complete_buf(sc, bf, txq, &bf_head, NULL, &ts, 0);  in ath_tx_get_tid_subframe()
1020 		if (bf_isampdu(bf))  in ath_tx_get_tid_subframe()
1021 			ath_tx_addto_baw(sc, tid, bf);  in ath_tx_get_tid_subframe()
1026 	*buf = bf;  in ath_tx_get_tid_subframe()
1036 	struct ath_buf *bf = bf_first, *bf_prev = NULL;  in ath_tx_form_aggr()  local
1045 	bf = bf_first;  in ath_tx_form_aggr()
1046 	aggr_limit = ath_lookup_rate(sc, bf, tid);  in ath_tx_form_aggr()
1048 	while (bf)  in ath_tx_form_aggr()
1050 		skb = bf->bf_mpdu;  in ath_tx_form_aggr()
1057 			    ath_lookup_legacy(bf) || nframes >= h_baw)  in ath_tx_form_aggr()
1060 			tx_info = IEEE80211_SKB_CB(bf->bf_mpdu);  in ath_tx_form_aggr()
1078 		bf->bf_next = NULL;  in ath_tx_form_aggr()
1081 		bf->bf_state.ndelim = ndelim;  in ath_tx_form_aggr()
1083 		list_add_tail(&bf->list, bf_q);  in ath_tx_form_aggr()
1085 			bf_prev->bf_next = bf;  in ath_tx_form_aggr()
1087 		bf_prev = bf;  in ath_tx_form_aggr()
1089 		ret = ath_tx_get_tid_subframe(sc, txq, tid, &bf);  in ath_tx_form_aggr()
1095 	__skb_queue_tail(&tid->retry_q, bf->bf_mpdu);  in ath_tx_form_aggr()
1097 	bf = bf_first;  in ath_tx_form_aggr()
1098 	bf->bf_lastbf = bf_prev;  in ath_tx_form_aggr()
1100 	if (bf == bf_prev) {  in ath_tx_form_aggr()
1101 		al = get_frame_info(bf->bf_mpdu)->framelen;  in ath_tx_form_aggr()
1102 		bf->bf_state.bf_type = BUF_AMPDU;  in ath_tx_form_aggr()
1178 static u8 ath_get_rate_txpower(struct ath_softc *sc, struct ath_buf *bf,  in ath_get_rate_txpower()  argument
1191 	skb = bf->bf_mpdu;  in ath_get_rate_txpower()
1250 	} else if (!bf->bf_state.bfs_paprd) {  in ath_get_rate_txpower()
1264 static void ath_buf_set_rate(struct ath_softc *sc, struct ath_buf *bf,  in ath_buf_set_rate()  argument
1274 	struct ath_frame_info *fi = get_frame_info(bf->bf_mpdu);  in ath_buf_set_rate()
1279 	skb = bf->bf_mpdu;  in ath_buf_set_rate()
1281 	rates = bf->rates;  in ath_buf_set_rate()
1288 	for (i = 0; i < ARRAY_SIZE(bf->rates); i++) {  in ath_buf_set_rate()
1301 		if (bf_isampdu(bf) && !bf_isaggr(bf) &&  in ath_buf_set_rate()
1340 			info->txpower[i] = ath_get_rate_txpower(sc, bf, rix,  in ath_buf_set_rate()
1361 		if (bf->bf_state.bfs_paprd)  in ath_buf_set_rate()
1371 		info->txpower[i] = ath_get_rate_txpower(sc, bf, rix, false,  in ath_buf_set_rate()
1376 	if (bf_isaggr(bf) && (len > sc->sc_ah->caps.rts_aggr_limit))  in ath_buf_set_rate()
1407 static void ath_tx_fill_desc(struct ath_softc *sc, struct ath_buf *bf,  in ath_tx_fill_desc()  argument
1421 	while (bf) {  in ath_tx_fill_desc()
1422 		struct sk_buff *skb = bf->bf_mpdu;  in ath_tx_fill_desc()
1425 		bool aggr = !!(bf->bf_state.bf_type & BUF_AGGR);  in ath_tx_fill_desc()
1428 		if (bf->bf_next)  in ath_tx_fill_desc()
1429 			info.link = bf->bf_next->bf_daddr;  in ath_tx_fill_desc()
1431 			info.link = (sc->tx99_state) ? bf->bf_daddr : 0;  in ath_tx_fill_desc()
1434 			bf_first = bf;  in ath_tx_fill_desc()
1447 			if (bf->bf_state.bfs_paprd)  in ath_tx_fill_desc()
1448 				info.flags |= (u32) bf->bf_state.bfs_paprd <<  in ath_tx_fill_desc()
1458 			if (aggr && (bf == bf_first) &&  in ath_tx_fill_desc()
1470 			ath_buf_set_rate(sc, bf, &info, len, rts);  in ath_tx_fill_desc()
1473 		info.buf_addr[0] = bf->bf_buf_addr;  in ath_tx_fill_desc()
1480 			if (bf == bf_first)  in ath_tx_fill_desc()
1482 			else if (bf == bf_first->bf_lastbf)  in ath_tx_fill_desc()
1487 			info.ndelim = bf->bf_state.ndelim;  in ath_tx_fill_desc()
1491 		if (bf == bf_first->bf_lastbf)  in ath_tx_fill_desc()
1494 		ath9k_hw_set_txdesc(ah, bf->bf_desc, &info);  in ath_tx_fill_desc()
1495 		bf = bf->bf_next;  in ath_tx_fill_desc()
1504 	struct ath_buf *bf = bf_first, *bf_prev = NULL;  in ath_tx_form_burst()  local
1511 		list_add_tail(&bf->list, bf_q);  in ath_tx_form_burst()
1513 			bf_prev->bf_next = bf;  in ath_tx_form_burst()
1514 		bf_prev = bf;  in ath_tx_form_burst()
1519 		ret = ath_tx_get_tid_subframe(sc, txq, tid, &bf);  in ath_tx_form_burst()
1523 		tx_info = IEEE80211_SKB_CB(bf->bf_mpdu);  in ath_tx_form_burst()
1525 			__skb_queue_tail(&tid->retry_q, bf->bf_mpdu);  in ath_tx_form_burst()
1529 		ath_set_rates(tid->an->vif, tid->an->sta, bf);  in ath_tx_form_burst()
1536 	struct ath_buf *bf = NULL;  in ath_tx_sched_aggr()  local
1544 	ret = ath_tx_get_tid_subframe(sc, txq, tid, &bf);  in ath_tx_sched_aggr()
1548 	tx_info = IEEE80211_SKB_CB(bf->bf_mpdu);  in ath_tx_sched_aggr()
1552 		__skb_queue_tail(&tid->retry_q, bf->bf_mpdu);  in ath_tx_sched_aggr()
1556 	ath_set_rates(tid->an->vif, tid->an->sta, bf);  in ath_tx_sched_aggr()
1558 		aggr_len = ath_tx_form_aggr(sc, txq, tid, &bf_q, bf);  in ath_tx_sched_aggr()
1560 		ath_tx_form_burst(sc, txq, tid, &bf_q, bf);  in ath_tx_sched_aggr()
1570 	ath_tx_fill_desc(sc, bf, txq, aggr_len);  in ath_tx_sched_aggr()
1674 ath9k_set_moredata(struct ath_softc *sc, struct ath_buf *bf, bool val)  in ath9k_set_moredata()  argument
1686 	hdr = (struct ieee80211_hdr *) bf->bf_mpdu->data;  in ath9k_set_moredata()
1689 		dma_sync_single_for_device(sc->dev, bf->bf_buf_addr,  in ath9k_set_moredata()
1705 	struct ath_buf *bf_tail = NULL, *bf = NULL;  in ath9k_release_buffered_frames()  local
1720 						      tid, &bf);  in ath9k_release_buffered_frames()
1724 			ath9k_set_moredata(sc, bf, true);  in ath9k_release_buffered_frames()
1725 			list_add_tail(&bf->list, &bf_q);  in ath9k_release_buffered_frames()
1726 			ath_set_rates(tid->an->vif, tid->an->sta, bf);  in ath9k_release_buffered_frames()
1727 			if (bf_isampdu(bf))  in ath9k_release_buffered_frames()
1728 				bf->bf_state.bf_type &= ~BUF_AGGR;  in ath9k_release_buffered_frames()
1730 				bf_tail->bf_next = bf;  in ath9k_release_buffered_frames()
1732 			bf_tail = bf;  in ath9k_release_buffered_frames()
1751 	bf = list_first_entry(&bf_q, struct ath_buf, list);  in ath9k_release_buffered_frames()
1753 	ath_tx_fill_desc(sc, bf, txq, 0);  in ath9k_release_buffered_frames()
1879 	struct ath_buf *bf, *lastbf;  in ath_drain_txq_list()  local
1888 		bf = list_first_entry(list, struct ath_buf, list);  in ath_drain_txq_list()
1890 		if (bf->bf_state.stale) {  in ath_drain_txq_list()
1891 			list_del(&bf->list);  in ath_drain_txq_list()
1893 			ath_tx_return_buffer(sc, bf);  in ath_drain_txq_list()
1897 		lastbf = bf->bf_lastbf;  in ath_drain_txq_list()
1899 		ath_tx_process_buffer(sc, txq, &ts, bf, &bf_head);  in ath_drain_txq_list()
2050 	struct ath_buf *bf, *bf_last;  in ath_tx_txqaddbuf()  local
2063 	bf = list_first_entry(head, struct ath_buf, list);  in ath_tx_txqaddbuf()
2077 			ath9k_hw_set_desc_link(ah, txq->axq_link, bf->bf_daddr);  in ath_tx_txqaddbuf()
2080 				ito64(bf->bf_daddr), bf->bf_desc);  in ath_tx_txqaddbuf()
2089 		ath9k_hw_puttxbuf(ah, txq->axq_qnum, bf->bf_daddr);  in ath_tx_txqaddbuf()
2091 			txq->axq_qnum, ito64(bf->bf_daddr), bf->bf_desc);  in ath_tx_txqaddbuf()
2100 		while (bf) {  in ath_tx_txqaddbuf()
2102 			if (bf_is_ampdu_not_probing(bf))  in ath_tx_txqaddbuf()
2105 			bf_last = bf->bf_lastbf;  in ath_tx_txqaddbuf()
2106 			bf = bf_last->bf_next;  in ath_tx_txqaddbuf()
2118 	struct ath_buf *bf = fi->bf;  in ath_tx_send_normal()  local
2121 	list_add_tail(&bf->list, &bf_head);  in ath_tx_send_normal()
2122 	bf->bf_state.bf_type = 0;  in ath_tx_send_normal()
2124 		bf->bf_state.bf_type = BUF_AMPDU;  in ath_tx_send_normal()
2125 		ath_tx_addto_baw(sc, tid, bf);  in ath_tx_send_normal()
2128 	bf->bf_next = NULL;  in ath_tx_send_normal()
2129 	bf->bf_lastbf = bf;  in ath_tx_send_normal()
2130 	ath_tx_fill_desc(sc, bf, txq, fi->framelen);  in ath_tx_send_normal()
2225 	struct ath_buf *bf;  in ath_tx_setup_buffer()  local
2229 	bf = ath_tx_get_buffer(sc);  in ath_tx_setup_buffer()
2230 	if (!bf) {  in ath_tx_setup_buffer()
2235 	ATH_TXBUF_RESET(bf);  in ath_tx_setup_buffer()
2248 		bf->bf_state.seqno = seqno;  in ath_tx_setup_buffer()
2251 	bf->bf_mpdu = skb;  in ath_tx_setup_buffer()
2253 	bf->bf_buf_addr = dma_map_single(sc->dev, skb->data,  in ath_tx_setup_buffer()
2255 	if (unlikely(dma_mapping_error(sc->dev, bf->bf_buf_addr))) {  in ath_tx_setup_buffer()
2256 		bf->bf_mpdu = NULL;  in ath_tx_setup_buffer()
2257 		bf->bf_buf_addr = 0;  in ath_tx_setup_buffer()
2260 		ath_tx_return_buffer(sc, bf);  in ath_tx_setup_buffer()
2264 	fi->bf = bf;  in ath_tx_setup_buffer()
2266 	return bf;  in ath_tx_setup_buffer()
2349 	struct ath_buf *bf;  in ath_tx_start()  local
2380 	bf = ath_tx_setup_buffer(sc, txq, tid, skb);  in ath_tx_start()
2381 	if (!bf) {  in ath_tx_start()
2390 	bf->bf_state.bfs_paprd = txctl->paprd;  in ath_tx_start()
2393 		bf->bf_state.bfs_paprd_timestamp = jiffies;  in ath_tx_start()
2395 	ath_set_rates(vif, sta, bf);  in ath_tx_start()
2413 	struct ath_buf *bf;  in ath_tx_cabq()  local
2428 		bf = ath_tx_setup_buffer(sc, txctl.txq, NULL, skb);  in ath_tx_cabq()
2429 		if (!bf)  in ath_tx_cabq()
2432 		bf->bf_lastbf = bf;  in ath_tx_cabq()
2433 		ath_set_rates(vif, NULL, bf);  in ath_tx_cabq()
2434 		ath_buf_set_rate(sc, bf, &info, fi->framelen, false);  in ath_tx_cabq()
2437 			bf_tail->bf_next = bf;  in ath_tx_cabq()
2439 		list_add_tail(&bf->list, &bf_q);  in ath_tx_cabq()
2440 		bf_tail = bf;  in ath_tx_cabq()
2455 	bf = list_last_entry(&bf_q, struct ath_buf, list);  in ath_tx_cabq()
2456 	ath9k_set_moredata(sc, bf, false);  in ath_tx_cabq()
2458 	bf = list_first_entry(&bf_q, struct ath_buf, list);  in ath_tx_cabq()
2460 	ath_tx_fill_desc(sc, bf, txctl.txq, 0);  in ath_tx_cabq()
2522 static void ath_tx_complete_buf(struct ath_softc *sc, struct ath_buf *bf,  in ath_tx_complete_buf()  argument
2527 	struct sk_buff *skb = bf->bf_mpdu;  in ath_tx_complete_buf()
2538 	dma_unmap_single(sc->dev, bf->bf_buf_addr, skb->len, DMA_TO_DEVICE);  in ath_tx_complete_buf()
2539 	bf->bf_buf_addr = 0;  in ath_tx_complete_buf()
2543 	if (bf->bf_state.bfs_paprd) {  in ath_tx_complete_buf()
2545 				bf->bf_state.bfs_paprd_timestamp +  in ath_tx_complete_buf()
2551 		ath_debug_stat_tx(sc, bf, ts, txq, tx_flags);  in ath_tx_complete_buf()
2558 	bf->bf_mpdu = NULL;  in ath_tx_complete_buf()
2578 static void ath_tx_rc_status(struct ath_softc *sc, struct ath_buf *bf,  in ath_tx_rc_status()  argument
2582 	struct sk_buff *skb = bf->bf_mpdu;  in ath_tx_rc_status()
2639 	struct ath_buf *bf, *lastbf, *bf_held = NULL;  in ath_tx_processq()  local
2659 		bf = list_first_entry(&txq->axq_q, struct ath_buf, list);  in ath_tx_processq()
2670 		if (bf->bf_state.stale) {  in ath_tx_processq()
2671 			bf_held = bf;  in ath_tx_processq()
2675 			bf = list_entry(bf_held->list.next, struct ath_buf,  in ath_tx_processq()
2679 		lastbf = bf->bf_lastbf;  in ath_tx_processq()
2705 		ath_tx_process_buffer(sc, txq, &ts, bf, &bf_head);  in ath_tx_processq()
2730 	struct ath_buf *bf, *lastbf;  in ath_tx_edma_tasklet()  local
2774 		bf = list_first_entry(fifo_list, struct ath_buf, list);  in ath_tx_edma_tasklet()
2775 		if (bf->bf_state.stale) {  in ath_tx_edma_tasklet()
2776 			list_del(&bf->list);  in ath_tx_edma_tasklet()
2777 			ath_tx_return_buffer(sc, bf);  in ath_tx_edma_tasklet()
2778 			bf = list_first_entry(fifo_list, struct ath_buf, list);  in ath_tx_edma_tasklet()
2781 		lastbf = bf->bf_lastbf;  in ath_tx_edma_tasklet()
2798 			if (bf != lastbf)  in ath_tx_edma_tasklet()
2803 		ath_tx_process_buffer(sc, txq, &ts, bf, &bf_head);  in ath_tx_edma_tasklet()
2930 	struct ath_buf *bf;  in ath9k_tx99_send()  local
2951 	bf = ath_tx_setup_buffer(sc, txctl->txq, NULL, skb);  in ath9k_tx99_send()
2952 	if (!bf) {  in ath9k_tx99_send()
2957 	ath_set_rates(sc->tx99_vif, NULL, bf);  in ath9k_tx99_send()
2959 	ath9k_hw_set_desc_link(sc->sc_ah, bf->bf_desc, bf->bf_daddr);  in ath9k_tx99_send()