55 static void ath_tx_complete_buf(struct ath_softc *sc, struct ath_buf *bf,
61 static void ath_tx_rc_status(struct ath_softc *sc, struct ath_buf *bf,
158 			  struct ath_buf *bf)  in ath_set_rates()  argument
160 	ieee80211_get_tx_rates(vif, sta, bf->bf_mpdu, bf->rates,  in ath_set_rates()
161 			       ARRAY_SIZE(bf->rates));  in ath_set_rates()
222 	struct ath_buf *bf;  in ath_tx_tid_change_state()  local
227 		bf = fi->bf;  in ath_tx_tid_change_state()
232 		if (bf)  in ath_tx_tid_change_state()
235 		bf = ath_tx_setup_buffer(sc, txq, tid, skb);  in ath_tx_tid_change_state()
236 		if (!bf) {  in ath_tx_tid_change_state()
250 	struct ath_buf *bf;  in ath_tx_flush_tid()  local
262 		bf = fi->bf;  in ath_tx_flush_tid()
263 		if (!bf) {  in ath_tx_flush_tid()
270 			ath_tx_update_baw(sc, tid, bf->bf_state.seqno);  in ath_tx_flush_tid()
274 		list_add_tail(&bf->list, &bf_head);  in ath_tx_flush_tid()
275 		ath_tx_complete_buf(sc, bf, txq, &bf_head, NULL, &ts, 0);  in ath_tx_flush_tid()
304 			     struct ath_buf *bf)  in ath_tx_addto_baw()  argument
306 	struct ath_frame_info *fi = get_frame_info(bf->bf_mpdu);  in ath_tx_addto_baw()
307 	u16 seqno = bf->bf_state.seqno;  in ath_tx_addto_baw()
327 	struct ath_buf *bf;  in ath_tid_drain()  local
337 		bf = fi->bf;  in ath_tid_drain()
339 		if (!bf) {  in ath_tid_drain()
344 		list_add_tail(&bf->list, &bf_head);  in ath_tid_drain()
345 		ath_tx_complete_buf(sc, bf, txq, &bf_head, NULL, &ts, 0);  in ath_tid_drain()
353 	struct ath_buf *bf = fi->bf;  in ath_tx_set_retry()  local
365 	dma_sync_single_for_device(sc->dev, bf->bf_buf_addr,  in ath_tx_set_retry()
371 	struct ath_buf *bf = NULL;  in ath_tx_get_buffer()  local
380 	bf = list_first_entry(&sc->tx.txbuf, struct ath_buf, list);  in ath_tx_get_buffer()
381 	list_del(&bf->list);  in ath_tx_get_buffer()
385 	return bf;  in ath_tx_get_buffer()
388 static void ath_tx_return_buffer(struct ath_softc *sc, struct ath_buf *bf)  in ath_tx_return_buffer()  argument
391 	list_add_tail(&bf->list, &sc->tx.txbuf);  in ath_tx_return_buffer()
395 static struct ath_buf* ath_clone_txbuf(struct ath_softc *sc, struct ath_buf *bf)  in ath_clone_txbuf()  argument
405 	tbf->bf_mpdu = bf->bf_mpdu;  in ath_clone_txbuf()
406 	tbf->bf_buf_addr = bf->bf_buf_addr;  in ath_clone_txbuf()
407 	memcpy(tbf->bf_desc, bf->bf_desc, sc->sc_ah->caps.tx_desc_len);  in ath_clone_txbuf()
408 	tbf->bf_state = bf->bf_state;  in ath_clone_txbuf()
414 static void ath_tx_count_frames(struct ath_softc *sc, struct ath_buf *bf,  in ath_tx_count_frames()  argument
427 	isaggr = bf_isaggr(bf);  in ath_tx_count_frames()
433 	while (bf) {  in ath_tx_count_frames()
434 		fi = get_frame_info(bf->bf_mpdu);  in ath_tx_count_frames()
435 		ba_index = ATH_BA_INDEX(seq_st, bf->bf_state.seqno);  in ath_tx_count_frames()
441 		bf = bf->bf_next;  in ath_tx_count_frames()
447 				 struct ath_buf *bf, struct list_head *bf_q,  in ath_tx_complete_aggr()  argument
456 	struct ath_buf *bf_next, *bf_last = bf->bf_lastbf;  in ath_tx_complete_aggr()
470 	skb = bf->bf_mpdu;  in ath_tx_complete_aggr()
475 	memcpy(rates, bf->rates, sizeof(rates));  in ath_tx_complete_aggr()
483 		while (bf) {  in ath_tx_complete_aggr()
484 			bf_next = bf->bf_next;  in ath_tx_complete_aggr()
486 			if (!bf->bf_state.stale || bf_next != NULL)  in ath_tx_complete_aggr()
487 				list_move_tail(&bf->list, &bf_head);  in ath_tx_complete_aggr()
489 			ath_tx_complete_buf(sc, bf, txq, &bf_head, NULL, ts, 0);  in ath_tx_complete_aggr()
491 			bf = bf_next;  in ath_tx_complete_aggr()
511 	isaggr = bf_isaggr(bf);  in ath_tx_complete_aggr()
533 	ath_tx_count_frames(sc, bf, ts, txok, &nframes, &nbad);  in ath_tx_complete_aggr()
534 	while (bf) {  in ath_tx_complete_aggr()
535 		u16 seqno = bf->bf_state.seqno;  in ath_tx_complete_aggr()
538 		bf_next = bf->bf_next;  in ath_tx_complete_aggr()
540 		skb = bf->bf_mpdu;  in ath_tx_complete_aggr()
562 				ath_tx_set_retry(sc, txq, bf->bf_mpdu,  in ath_tx_complete_aggr()
579 			list_move_tail(&bf->list, &bf_head);  in ath_tx_complete_aggr()
590 				ath_tx_rc_status(sc, bf, ts, nframes, nbad, txok);  in ath_tx_complete_aggr()
592 				if (bf == bf->bf_lastbf)  in ath_tx_complete_aggr()
594 								bf->bf_mpdu,  in ath_tx_complete_aggr()
598 			ath_tx_complete_buf(sc, bf, txq, &bf_head, sta, ts,  in ath_tx_complete_aggr()
606 			if (bf->bf_next == NULL && bf_last->bf_state.stale) {  in ath_tx_complete_aggr()
618 					ath_tx_complete_buf(sc, bf, txq,  in ath_tx_complete_aggr()
626 				fi->bf = tbf;  in ath_tx_complete_aggr()
636 		bf = bf_next;  in ath_tx_complete_aggr()
668 static bool bf_is_ampdu_not_probing(struct ath_buf *bf)  in bf_is_ampdu_not_probing()  argument
670     struct ieee80211_tx_info *info = IEEE80211_SKB_CB(bf->bf_mpdu);  in bf_is_ampdu_not_probing()
671     return bf_isampdu(bf) && !(info->flags & IEEE80211_TX_CTL_RATE_CTRL_PROBE);  in bf_is_ampdu_not_probing()
675 				  struct ath_tx_status *ts, struct ath_buf *bf,  in ath_tx_process_buffer()  argument
690 	if (bf_is_ampdu_not_probing(bf))  in ath_tx_process_buffer()
693 	ts->duration = ath9k_hw_get_duration(sc->sc_ah, bf->bf_desc,  in ath_tx_process_buffer()
696 	hdr = (struct ieee80211_hdr *) bf->bf_mpdu->data;  in ath_tx_process_buffer()
700 		tid = ath_get_skb_tid(sc, an, bf->bf_mpdu);  in ath_tx_process_buffer()
705 	if (!bf_isampdu(bf)) {  in ath_tx_process_buffer()
707 			info = IEEE80211_SKB_CB(bf->bf_mpdu);  in ath_tx_process_buffer()
708 			memcpy(info->control.rates, bf->rates,  in ath_tx_process_buffer()
710 			ath_tx_rc_status(sc, bf, ts, 1, txok ? 0 : 1, txok);  in ath_tx_process_buffer()
711 			ath_dynack_sample_tx_ts(sc->sc_ah, bf->bf_mpdu, ts);  in ath_tx_process_buffer()
713 		ath_tx_complete_buf(sc, bf, txq, bf_head, sta, ts, txok);  in ath_tx_process_buffer()
715 		ath_tx_complete_aggr(sc, txq, bf, bf_head, sta, tid, ts, txok);  in ath_tx_process_buffer()
721 static bool ath_lookup_legacy(struct ath_buf *bf)  in ath_lookup_legacy()  argument
728 	skb = bf->bf_mpdu;  in ath_lookup_legacy()
743 static u32 ath_lookup_rate(struct ath_softc *sc, struct ath_buf *bf,  in ath_lookup_rate()  argument
754 	skb = bf->bf_mpdu;  in ath_lookup_rate()
756 	rates = bf->rates;  in ath_lookup_rate()
815 				  struct ath_buf *bf, u16 frmlen,  in ath_compute_num_delims()  argument
823 	struct ath_frame_info *fi = get_frame_info(bf->bf_mpdu);  in ath_compute_num_delims()
859 	rix = bf->rates[0].idx;  in ath_compute_num_delims()
860 	flags = bf->rates[0].flags;  in ath_compute_num_delims()
891 	struct ath_buf *bf;  in ath_tx_get_tid_subframe()  local
904 		bf = fi->bf;  in ath_tx_get_tid_subframe()
905 		if (!fi->bf)  in ath_tx_get_tid_subframe()
906 			bf = ath_tx_setup_buffer(sc, txq, tid, skb);  in ath_tx_get_tid_subframe()
908 			bf->bf_state.stale = false;  in ath_tx_get_tid_subframe()
910 		if (!bf) {  in ath_tx_get_tid_subframe()
917 		bf->bf_next = NULL;  in ath_tx_get_tid_subframe()
918 		bf->bf_lastbf = bf;  in ath_tx_get_tid_subframe()
932 			bf->bf_state.bf_type = 0;  in ath_tx_get_tid_subframe()
933 			return bf;  in ath_tx_get_tid_subframe()
936 		bf->bf_state.bf_type = BUF_AMPDU | BUF_AGGR;  in ath_tx_get_tid_subframe()
937 		seqno = bf->bf_state.seqno;  in ath_tx_get_tid_subframe()
948 			list_add(&bf->list, &bf_head);  in ath_tx_get_tid_subframe()
951 			ath_tx_complete_buf(sc, bf, txq, &bf_head, NULL, &ts, 0);  in ath_tx_get_tid_subframe()
955 		return bf;  in ath_tx_get_tid_subframe()
968 	struct ath_buf *bf = bf_first, *bf_prev = NULL;  in ath_tx_form_aggr()  local
977 	bf = bf_first;  in ath_tx_form_aggr()
978 	aggr_limit = ath_lookup_rate(sc, bf, tid);  in ath_tx_form_aggr()
981 		skb = bf->bf_mpdu;  in ath_tx_form_aggr()
988 			    ath_lookup_legacy(bf) || nframes >= h_baw)  in ath_tx_form_aggr()
991 			tx_info = IEEE80211_SKB_CB(bf->bf_mpdu);  in ath_tx_form_aggr()
1009 		bf->bf_next = NULL;  in ath_tx_form_aggr()
1013 			ath_tx_addto_baw(sc, tid, bf);  in ath_tx_form_aggr()
1014 		bf->bf_state.ndelim = ndelim;  in ath_tx_form_aggr()
1017 		list_add_tail(&bf->list, bf_q);  in ath_tx_form_aggr()
1019 			bf_prev->bf_next = bf;  in ath_tx_form_aggr()
1021 		bf_prev = bf;  in ath_tx_form_aggr()
1023 		bf = ath_tx_get_tid_subframe(sc, txq, tid, &tid_q);  in ath_tx_form_aggr()
1024 		if (!bf) {  in ath_tx_form_aggr()
1030 	bf = bf_first;  in ath_tx_form_aggr()
1031 	bf->bf_lastbf = bf_prev;  in ath_tx_form_aggr()
1033 	if (bf == bf_prev) {  in ath_tx_form_aggr()
1034 		al = get_frame_info(bf->bf_mpdu)->framelen;  in ath_tx_form_aggr()
1035 		bf->bf_state.bf_type = BUF_AMPDU;  in ath_tx_form_aggr()
1113 static u8 ath_get_rate_txpower(struct ath_softc *sc, struct ath_buf *bf,  in ath_get_rate_txpower()  argument
1125 	skb = bf->bf_mpdu;  in ath_get_rate_txpower()
1172 	} else if (!bf->bf_state.bfs_paprd) {  in ath_get_rate_txpower()
1186 static void ath_buf_set_rate(struct ath_softc *sc, struct ath_buf *bf,  in ath_buf_set_rate()  argument
1196 	struct ath_frame_info *fi = get_frame_info(bf->bf_mpdu);  in ath_buf_set_rate()
1201 	skb = bf->bf_mpdu;  in ath_buf_set_rate()
1203 	rates = bf->rates;  in ath_buf_set_rate()
1210 	for (i = 0; i < ARRAY_SIZE(bf->rates); i++) {  in ath_buf_set_rate()
1223 		if (bf_isampdu(bf) && !bf_isaggr(bf) &&  in ath_buf_set_rate()
1257 			info->txpower[i] = ath_get_rate_txpower(sc, bf, rix,  in ath_buf_set_rate()
1278 		if (bf->bf_state.bfs_paprd)  in ath_buf_set_rate()
1288 		info->txpower[i] = ath_get_rate_txpower(sc, bf, rix, false,  in ath_buf_set_rate()
1293 	if (bf_isaggr(bf) && (len > sc->sc_ah->caps.rts_aggr_limit))  in ath_buf_set_rate()
1324 static void ath_tx_fill_desc(struct ath_softc *sc, struct ath_buf *bf,  in ath_tx_fill_desc()  argument
1338 	while (bf) {  in ath_tx_fill_desc()
1339 		struct sk_buff *skb = bf->bf_mpdu;  in ath_tx_fill_desc()
1342 		bool aggr = !!(bf->bf_state.bf_type & BUF_AGGR);  in ath_tx_fill_desc()
1345 		if (bf->bf_next)  in ath_tx_fill_desc()
1346 			info.link = bf->bf_next->bf_daddr;  in ath_tx_fill_desc()
1348 			info.link = (sc->tx99_state) ? bf->bf_daddr : 0;  in ath_tx_fill_desc()
1351 			bf_first = bf;  in ath_tx_fill_desc()
1364 			if (bf->bf_state.bfs_paprd)  in ath_tx_fill_desc()
1365 				info.flags |= (u32) bf->bf_state.bfs_paprd <<  in ath_tx_fill_desc()
1375 			if (aggr && (bf == bf_first) &&  in ath_tx_fill_desc()
1387 			ath_buf_set_rate(sc, bf, &info, len, rts);  in ath_tx_fill_desc()
1390 		info.buf_addr[0] = bf->bf_buf_addr;  in ath_tx_fill_desc()
1397 			if (bf == bf_first)  in ath_tx_fill_desc()
1399 			else if (bf == bf_first->bf_lastbf)  in ath_tx_fill_desc()
1404 			info.ndelim = bf->bf_state.ndelim;  in ath_tx_fill_desc()
1408 		if (bf == bf_first->bf_lastbf)  in ath_tx_fill_desc()
1411 		ath9k_hw_set_txdesc(ah, bf->bf_desc, &info);  in ath_tx_fill_desc()
1412 		bf = bf->bf_next;  in ath_tx_fill_desc()
1421 	struct ath_buf *bf = bf_first, *bf_prev = NULL;  in ath_tx_form_burst()  local
1427 		skb = bf->bf_mpdu;  in ath_tx_form_burst()
1431 		list_add_tail(&bf->list, bf_q);  in ath_tx_form_burst()
1433 			bf_prev->bf_next = bf;  in ath_tx_form_burst()
1434 		bf_prev = bf;  in ath_tx_form_burst()
1439 		bf = ath_tx_get_tid_subframe(sc, txq, tid, &tid_q);  in ath_tx_form_burst()
1440 		if (!bf)  in ath_tx_form_burst()
1443 		tx_info = IEEE80211_SKB_CB(bf->bf_mpdu);  in ath_tx_form_burst()
1447 		ath_set_rates(tid->an->vif, tid->an->sta, bf);  in ath_tx_form_burst()
1454 	struct ath_buf *bf;  in ath_tx_sched_aggr()  local
1466 	bf = ath_tx_get_tid_subframe(sc, txq, tid, &tid_q);  in ath_tx_sched_aggr()
1467 	if (!bf)  in ath_tx_sched_aggr()
1470 	tx_info = IEEE80211_SKB_CB(bf->bf_mpdu);  in ath_tx_sched_aggr()
1478 	ath_set_rates(tid->an->vif, tid->an->sta, bf);  in ath_tx_sched_aggr()
1480 		last = ath_tx_form_aggr(sc, txq, tid, &bf_q, bf,  in ath_tx_sched_aggr()
1483 		ath_tx_form_burst(sc, txq, tid, &bf_q, bf, tid_q);  in ath_tx_sched_aggr()
1493 	ath_tx_fill_desc(sc, bf, txq, aggr_len);  in ath_tx_sched_aggr()
1653 	struct ath_buf *bf_tail = NULL, *bf;  in ath9k_release_buffered_frames()  local
1669 			bf = ath_tx_get_tid_subframe(sc, sc->tx.uapsdq, tid, &tid_q);  in ath9k_release_buffered_frames()
1670 			if (!bf)  in ath9k_release_buffered_frames()
1673 			__skb_unlink(bf->bf_mpdu, tid_q);  in ath9k_release_buffered_frames()
1674 			list_add_tail(&bf->list, &bf_q);  in ath9k_release_buffered_frames()
1675 			ath_set_rates(tid->an->vif, tid->an->sta, bf);  in ath9k_release_buffered_frames()
1676 			if (bf_isampdu(bf)) {  in ath9k_release_buffered_frames()
1677 				ath_tx_addto_baw(sc, tid, bf);  in ath9k_release_buffered_frames()
1678 				bf->bf_state.bf_type &= ~BUF_AGGR;  in ath9k_release_buffered_frames()
1681 				bf_tail->bf_next = bf;  in ath9k_release_buffered_frames()
1683 			bf_tail = bf;  in ath9k_release_buffered_frames()
1700 	bf = list_first_entry(&bf_q, struct ath_buf, list);  in ath9k_release_buffered_frames()
1702 	ath_tx_fill_desc(sc, bf, txq, 0);  in ath9k_release_buffered_frames()
1828 	struct ath_buf *bf, *lastbf;  in ath_drain_txq_list()  local
1837 		bf = list_first_entry(list, struct ath_buf, list);  in ath_drain_txq_list()
1839 		if (bf->bf_state.stale) {  in ath_drain_txq_list()
1840 			list_del(&bf->list);  in ath_drain_txq_list()
1842 			ath_tx_return_buffer(sc, bf);  in ath_drain_txq_list()
1846 		lastbf = bf->bf_lastbf;  in ath_drain_txq_list()
1848 		ath_tx_process_buffer(sc, txq, &ts, bf, &bf_head);  in ath_drain_txq_list()
2026 	struct ath_buf *bf, *bf_last;  in ath_tx_txqaddbuf()  local
2039 	bf = list_first_entry(head, struct ath_buf, list);  in ath_tx_txqaddbuf()
2053 			ath9k_hw_set_desc_link(ah, txq->axq_link, bf->bf_daddr);  in ath_tx_txqaddbuf()
2056 				ito64(bf->bf_daddr), bf->bf_desc);  in ath_tx_txqaddbuf()
2065 		ath9k_hw_puttxbuf(ah, txq->axq_qnum, bf->bf_daddr);  in ath_tx_txqaddbuf()
2067 			txq->axq_qnum, ito64(bf->bf_daddr), bf->bf_desc);  in ath_tx_txqaddbuf()
2076 		while (bf) {  in ath_tx_txqaddbuf()
2078 			if (bf_is_ampdu_not_probing(bf))  in ath_tx_txqaddbuf()
2081 			bf_last = bf->bf_lastbf;  in ath_tx_txqaddbuf()
2082 			bf = bf_last->bf_next;  in ath_tx_txqaddbuf()
2094 	struct ath_buf *bf = fi->bf;  in ath_tx_send_normal()  local
2097 	list_add_tail(&bf->list, &bf_head);  in ath_tx_send_normal()
2098 	bf->bf_state.bf_type = 0;  in ath_tx_send_normal()
2100 		bf->bf_state.bf_type = BUF_AMPDU;  in ath_tx_send_normal()
2101 		ath_tx_addto_baw(sc, tid, bf);  in ath_tx_send_normal()
2104 	bf->bf_next = NULL;  in ath_tx_send_normal()
2105 	bf->bf_lastbf = bf;  in ath_tx_send_normal()
2106 	ath_tx_fill_desc(sc, bf, txq, fi->framelen);  in ath_tx_send_normal()
2197 	struct ath_buf *bf;  in ath_tx_setup_buffer()  local
2201 	bf = ath_tx_get_buffer(sc);  in ath_tx_setup_buffer()
2202 	if (!bf) {  in ath_tx_setup_buffer()
2207 	ATH_TXBUF_RESET(bf);  in ath_tx_setup_buffer()
2220 		bf->bf_state.seqno = seqno;  in ath_tx_setup_buffer()
2223 	bf->bf_mpdu = skb;  in ath_tx_setup_buffer()
2225 	bf->bf_buf_addr = dma_map_single(sc->dev, skb->data,  in ath_tx_setup_buffer()
2227 	if (unlikely(dma_mapping_error(sc->dev, bf->bf_buf_addr))) {  in ath_tx_setup_buffer()
2228 		bf->bf_mpdu = NULL;  in ath_tx_setup_buffer()
2229 		bf->bf_buf_addr = 0;  in ath_tx_setup_buffer()
2232 		ath_tx_return_buffer(sc, bf);  in ath_tx_setup_buffer()
2236 	fi->bf = bf;  in ath_tx_setup_buffer()
2238 	return bf;  in ath_tx_setup_buffer()
2322 	struct ath_buf *bf;  in ath_tx_start()  local
2405 	bf = ath_tx_setup_buffer(sc, txq, tid, skb);  in ath_tx_start()
2406 	if (!bf) {  in ath_tx_start()
2415 	bf->bf_state.bfs_paprd = txctl->paprd;  in ath_tx_start()
2418 		bf->bf_state.bfs_paprd_timestamp = jiffies;  in ath_tx_start()
2420 	ath_set_rates(vif, sta, bf);  in ath_tx_start()
2439 	struct ath_buf *bf;  in ath_tx_cabq()  local
2454 		bf = ath_tx_setup_buffer(sc, txctl.txq, NULL, skb);  in ath_tx_cabq()
2455 		if (!bf)  in ath_tx_cabq()
2458 		bf->bf_lastbf = bf;  in ath_tx_cabq()
2459 		ath_set_rates(vif, NULL, bf);  in ath_tx_cabq()
2460 		ath_buf_set_rate(sc, bf, &info, fi->framelen, false);  in ath_tx_cabq()
2463 			bf_tail->bf_next = bf;  in ath_tx_cabq()
2465 		list_add_tail(&bf->list, &bf_q);  in ath_tx_cabq()
2466 		bf_tail = bf;  in ath_tx_cabq()
2481 	bf = list_first_entry(&bf_q, struct ath_buf, list);  in ath_tx_cabq()
2482 	hdr = (struct ieee80211_hdr *) bf->bf_mpdu->data;  in ath_tx_cabq()
2486 		dma_sync_single_for_device(sc->dev, bf->bf_buf_addr,  in ath_tx_cabq()
2491 	ath_tx_fill_desc(sc, bf, txctl.txq, 0);  in ath_tx_cabq()
2553 static void ath_tx_complete_buf(struct ath_softc *sc, struct ath_buf *bf,  in ath_tx_complete_buf()  argument
2558 	struct sk_buff *skb = bf->bf_mpdu;  in ath_tx_complete_buf()
2569 	dma_unmap_single(sc->dev, bf->bf_buf_addr, skb->len, DMA_TO_DEVICE);  in ath_tx_complete_buf()
2570 	bf->bf_buf_addr = 0;  in ath_tx_complete_buf()
2574 	if (bf->bf_state.bfs_paprd) {  in ath_tx_complete_buf()
2576 				bf->bf_state.bfs_paprd_timestamp +  in ath_tx_complete_buf()
2582 		ath_debug_stat_tx(sc, bf, ts, txq, tx_flags);  in ath_tx_complete_buf()
2589 	bf->bf_mpdu = NULL;  in ath_tx_complete_buf()
2599 static void ath_tx_rc_status(struct ath_softc *sc, struct ath_buf *bf,  in ath_tx_rc_status()  argument
2603 	struct sk_buff *skb = bf->bf_mpdu;  in ath_tx_rc_status()
2658 	struct ath_buf *bf, *lastbf, *bf_held = NULL;  in ath_tx_processq()  local
2678 		bf = list_first_entry(&txq->axq_q, struct ath_buf, list);  in ath_tx_processq()
2689 		if (bf->bf_state.stale) {  in ath_tx_processq()
2690 			bf_held = bf;  in ath_tx_processq()
2694 			bf = list_entry(bf_held->list.next, struct ath_buf,  in ath_tx_processq()
2698 		lastbf = bf->bf_lastbf;  in ath_tx_processq()
2724 		ath_tx_process_buffer(sc, txq, &ts, bf, &bf_head);  in ath_tx_processq()
2749 	struct ath_buf *bf, *lastbf;  in ath_tx_edma_tasklet()  local
2793 		bf = list_first_entry(fifo_list, struct ath_buf, list);  in ath_tx_edma_tasklet()
2794 		if (bf->bf_state.stale) {  in ath_tx_edma_tasklet()
2795 			list_del(&bf->list);  in ath_tx_edma_tasklet()
2796 			ath_tx_return_buffer(sc, bf);  in ath_tx_edma_tasklet()
2797 			bf = list_first_entry(fifo_list, struct ath_buf, list);  in ath_tx_edma_tasklet()
2800 		lastbf = bf->bf_lastbf;  in ath_tx_edma_tasklet()
2817 			if (bf != lastbf)  in ath_tx_edma_tasklet()
2822 		ath_tx_process_buffer(sc, txq, &ts, bf, &bf_head);  in ath_tx_edma_tasklet()
2944 	struct ath_buf *bf;  in ath9k_tx99_send()  local
2965 	bf = ath_tx_setup_buffer(sc, txctl->txq, NULL, skb);  in ath9k_tx99_send()
2966 	if (!bf) {  in ath9k_tx99_send()
2971 	ath_set_rates(sc->tx99_vif, NULL, bf);  in ath9k_tx99_send()
2973 	ath9k_hw_set_desc_link(sc->sc_ah, bf->bf_desc, bf->bf_daddr);  in ath9k_tx99_send()