dev/bwn/if_bwn.c

1346 	struct bwn_pio_txqueue *tq;
1360 		tq = bwn_pio_select(mac, M_WME_GETAC(m));
1361 		if (tq->tq_free == 0 || pktlen > tq->tq_size ||
1362 		    pktlen > (tq->tq_size - tq->tq_used)) {
1363 			tq->tq_stop = 1;
1400 	struct bwn_pio_txqueue *tq = bwn_pio_select(mac, M_WME_GETAC(m));
1412 	KASSERT(!TAILQ_EMPTY(&tq->tq_pktlist), ("%s: fail", __func__));
1413 	tp = TAILQ_FIRST(&tq->tq_pktlist);
1417 	error = bwn_set_txhdr(mac, ni, m, &txhdr, BWN_PIO_COOKIE(tq, tp));
1423 	TAILQ_REMOVE(&tq->tq_pktlist, tp, tp_list);
1424 	tq->tq_used += roundup(m->m_pkthdr.len + BWN_HDRSIZE(mac), 4);
1425 	tq->tq_free--;
1444 		ctl32 = bwn_pio_write_multi_4(mac, tq,
1445 		    (BWN_PIO_READ_4(mac, tq, BWN_PIO8_TXCTL) |
1449 		ctl32 = bwn_pio_write_multi_4(mac, tq, ctl32,
1451 		bwn_pio_write_4(mac, tq, BWN_PIO_TXCTL,
1454 		ctl16 = bwn_pio_write_multi_2(mac, tq,
1455 		    (bwn_pio_read_2(mac, tq, BWN_PIO_TXCTL) |
1458 		ctl16 = bwn_pio_write_mbuf_2(mac, tq, ctl16, m);
1459 		BWN_PIO_WRITE_2(mac, tq, BWN_PIO_TXCTL,
3532 bwn_pio_set_txqueue(struct bwn_mac *mac, struct bwn_pio_txqueue *tq,
3539 	tq->tq_base = bwn_pio_idx2base(mac, index) + BWN_PIO_TXQOFFSET(mac);
3540 	tq->tq_index = index;
3542 	tq->tq_free = BWN_PIO_MAX_TXPACKETS;
3544 		tq->tq_size = 1920;
3546 		tq->tq_size = bwn_pio_read_2(mac, tq, BWN_PIO_TXQBUFSIZE);
3547 		tq->tq_size -= 80;
3550 	TAILQ_INIT(&tq->tq_pktlist);
3551 	for (i = 0; i < N(tq->tq_pkts); i++) {
3552 		tp = &(tq->tq_pkts[i]);
3554 		tp->tp_queue = tq;
3555 		TAILQ_INSERT_TAIL(&tq->tq_pktlist, tp, tp_list);
3605 bwn_destroy_pioqueue_tx(struct bwn_pio_txqueue *tq)
3607 	if (tq == NULL)
3609 	bwn_pio_cancel_tx_packets(tq);
3620 bwn_pio_read_2(struct bwn_mac *mac, struct bwn_pio_txqueue *tq,
3624 	return (BWN_READ_2(mac, tq->tq_base + offset));
3684 bwn_pio_cancel_tx_packets(struct bwn_pio_txqueue *tq)
3689 	for (i = 0; i < N(tq->tq_pkts); i++) {
3690 		tp = &(tq->tq_pkts[i]);
8988 	struct bwn_pio_txqueue *tq;
9036 			tq = bwn_pio_parse_cookie(mac, status->cookie, &tp);
9037 			if (tq == NULL) {
9462 	struct bwn_pio_txqueue *tq;
9469 	tq = bwn_pio_parse_cookie(mac, status->cookie, &tp);
9470 	if (tq == NULL)
9473 	tq->tq_used -= roundup(tp->tp_m->m_pkthdr.len + BWN_HDRSIZE(mac), 4);
9474 	tq->tq_free++;
9488 	TAILQ_INSERT_TAIL(&tq->tq_pktlist, tp, tp_list);
9493 	if (tq->tq_stop) {
9495 		tq->tq_stop = 0;
9877 bwn_pio_write_multi_4(struct bwn_mac *mac, struct bwn_pio_txqueue *tq,
9886 	bwn_pio_write_4(mac, tq, BWN_PIO8_TXCTL, ctl);
9889 	    tq->tq_base + BWN_PIO8_TXDATA);
9906 		bwn_pio_write_4(mac, tq, BWN_PIO8_TXCTL, ctl);
9907 		bwn_pio_write_4(mac, tq, BWN_PIO8_TXDATA, value);
9914 bwn_pio_write_4(struct bwn_mac *mac, struct bwn_pio_txqueue *tq,
9918 	BWN_WRITE_4(mac, tq->tq_base + offset, value);
9922 bwn_pio_write_multi_2(struct bwn_mac *mac, struct bwn_pio_txqueue *tq,
9929 	BWN_PIO_WRITE_2(mac, tq, BWN_PIO_TXCTL, ctl);
9932 	    tq->tq_base + BWN_PIO_TXDATA);
9935 		BWN_PIO_WRITE_2(mac, tq, BWN_PIO_TXCTL, ctl);
9936 		BWN_PIO_WRITE_2(mac, tq, BWN_PIO_TXDATA, data[len - 1]);
9943 bwn_pio_write_mbuf_2(struct bwn_mac *mac, struct bwn_pio_txqueue *tq,
9952 	BWN_PIO_WRITE_2(mac, tq, BWN_PIO_TXCTL, ctl);
9961 				BWN_PIO_WRITE_2(mac, tq, BWN_PIO_TXDATA, data);
9968 		BWN_PIO_WRITE_2(mac, tq, BWN_PIO_TXCTL, ctl);
9969 		BWN_PIO_WRITE_2(mac, tq, BWN_PIO_TXDATA, data);
10154 	struct bwn_pio_txqueue *tq = NULL;
10159 		tq = &pio->wme[WME_AC_BK];
10162 		tq = &pio->wme[WME_AC_BE];
10165 		tq = &pio->wme[WME_AC_VI];
10168 		tq = &pio->wme[WME_AC_VO];
10171 		tq = &pio->mcast;
10174 	KASSERT(tq != NULL, ("%s:%d: fail", __func__, __LINE__));
10175 	if (tq == NULL)
10178 	KASSERT(index < N(tq->tq_pkts), ("%s:%d: fail", __func__, __LINE__));
10179 	if (index >= N(tq->tq_pkts))
10181 	*pack = &tq->tq_pkts[index];
10183 	return (tq);