dev/ath/if_ath_rx.c

248 ath_legacy_rxbuf_init(struct ath_softc *sc, struct ath_buf *bf)
257 	m = bf->bf_m;
276 					     bf->bf_dmamap, m,
277 					     bf->bf_segs, &bf->bf_nseg,
287 		KASSERT(bf->bf_nseg == 1,
288 			("multi-segment packet; nseg %u", bf->bf_nseg));
289 		bf->bf_m = m;
291 	bus_dmamap_sync(sc->sc_dmat, bf->bf_dmamap, BUS_DMASYNC_PREREAD);
314 	ds = bf->bf_desc;
316 		ds->ds_link = bf->bf_daddr;	/* link to self */
319 	ds->ds_data = bf->bf_segs[0].ds_addr;
326 		*sc->sc_rxlink = bf->bf_daddr;
651  * The mbuf must already be synced, unmapped and removed from bf->bf_m
659     uint64_t tsf, int nf, HAL_RX_QUEUE qtype, struct ath_buf *bf,
843 		ath_printrxbuf(sc, bf, 0, status == HAL_OK);
1076 	struct ath_buf *bf;
1120 		bf = TAILQ_FIRST(&sc->sc_rxbuf);
1121 		if (sc->sc_rxslink && bf == NULL) {	/* NB: shouldn't happen */
1124 		} else if (bf == NULL) {
1132 		m = bf->bf_m;
1140 			TAILQ_REMOVE(&sc->sc_rxbuf, bf, bf_list);
1143 		ds = bf->bf_desc;
1144 		if (ds->ds_link == bf->bf_daddr) {
1161 		rs = &bf->bf_status.ds_rxstat;
1163 				bf->bf_daddr, PA2DESC(sc, ds->ds_link), rs);
1166 			ath_printrxbuf(sc, bf, 0, status == HAL_OK);
1178 		TAILQ_REMOVE(&sc->sc_rxbuf, bf, bf_list);
1184 		bus_dmamap_sync(sc->sc_dmat, bf->bf_dmamap, BUS_DMASYNC_POSTREAD);
1185 		bus_dmamap_unload(sc->sc_dmat, bf->bf_dmamap);
1186 		bf->bf_m = NULL;
1187 		if (ath_rx_pkt(sc, rs, status, tsf, nf, HAL_RX_QUEUE_HP, bf, m))
1208 		sc->sc_rxedma[HAL_RX_QUEUE_HP].m_holdbf = bf;
1262 		bf = TAILQ_FIRST(&sc->sc_rxbuf);
1263 		ath_hal_putrxbuf(ah, bf->bf_daddr, HAL_RX_QUEUE_HP);
1352 	struct ath_buf *bf;
1359 	 * XXX should just verify that bf->bf_m is NULL, as it must
1362 	bf = sc->sc_rxedma[HAL_RX_QUEUE_HP].m_holdbf;
1363 	if (bf != NULL) {
1364 		if (bf->bf_m != NULL)
1365 			m_freem(bf->bf_m);
1366 		bf->bf_m = NULL;
1367 		TAILQ_INSERT_TAIL(&sc->sc_rxbuf, bf, bf_list);
1368 		(void) ath_rxbuf_init(sc, bf);
1372 	bf = sc->sc_rxedma[HAL_RX_QUEUE_LP].m_holdbf;
1373 	if (bf != NULL) {
1374 		if (bf->bf_m != NULL)
1375 			m_freem(bf->bf_m);
1376 		bf->bf_m = NULL;
1377 		TAILQ_INSERT_TAIL(&sc->sc_rxbuf, bf, bf_list);
1378 		(void) ath_rxbuf_init(sc, bf);
1411 		struct ath_buf *bf;
1420 		TAILQ_FOREACH(bf, &sc->sc_rxbuf, bf_list) {
1421 			struct ath_desc *ds = bf->bf_desc;
1422 			struct ath_rx_status *rs = &bf->bf_status.ds_rxstat;
1424 				bf->bf_daddr, PA2DESC(sc, ds->ds_link), rs);
1426 				ath_printrxbuf(sc, bf, ix, status == HAL_OK);
1454 	struct ath_buf *bf;
1468 	TAILQ_FOREACH(bf, &sc->sc_rxbuf, bf_list) {
1469 		int error = ath_rxbuf_init(sc, bf);
1478 	bf = TAILQ_FIRST(&sc->sc_rxbuf);
1479 	ath_hal_putrxbuf(ah, bf->bf_daddr, HAL_RX_QUEUE_HP);