dev/ath/if_ath_rx_edma.c

150 static	void ath_edma_rxbuf_free(struct ath_softc *sc, struct ath_buf *bf);
191 	struct ath_buf *bf;
198 		bf = re->m_fifo[i];
204 		    (uintmax_t)bf->bf_daddr);
205 		ath_hal_putrxbuf(sc->sc_ah, bf->bf_daddr, qtype);
338 	struct ath_buf *bf;
352 		bf = re->m_fifo[re->m_fifo_head];
354 		if (bf == NULL) {
355 			device_printf(sc->sc_dev, "%s: Q%d: NULL bf?\n",
360 		m = bf->bf_m;
361 		ds = bf->bf_desc;
367 		bus_dmamap_sync(sc->sc_dmat, bf->bf_dmamap,
369 		rs = &bf->bf_status.ds_rxstat;
370 		bf->bf_rxstatus = ath_hal_rxprocdesc(ah, ds, bf->bf_daddr,
374 			ath_printrxbuf(sc, bf, 0, bf->bf_rxstatus == HAL_OK);
381 		if (bf->bf_rxstatus == HAL_EINPROGRESS)
394 		bus_dmamap_unload(sc->sc_dmat, bf->bf_dmamap);
401 		TAILQ_INSERT_TAIL(&sc->sc_rx_rxlist[qtype], bf, bf_list);
452 	struct ath_buf *bf, *next;
457 	TAILQ_FOREACH_SAFE(bf,
460 		ath_edma_rxbuf_free(sc, bf);
462 	TAILQ_FOREACH_SAFE(bf,
465 		ath_edma_rxbuf_free(sc, bf);
475 	struct ath_buf *bf, *next;
497 	TAILQ_FOREACH_SAFE(bf, &rxlist, bf_list, next) {
501 		m_adj(bf->bf_m, sc->sc_rx_statuslen);
505 		rs = &bf->bf_status.ds_rxstat;
506 		m = bf->bf_m;
507 		bf->bf_m = NULL;
508 		if (ath_rx_pkt(sc, rs, bf->bf_rxstatus, tsf, nf, qtype, bf, m))
522 	TAILQ_FOREACH_SAFE(bf, &rxlist, bf_list, next) {
524 		ath_edma_rxbuf_free(sc, bf);
585 ath_edma_rxbuf_init(struct ath_softc *sc, struct ath_buf *bf)
614 	bf->bf_desc = mtod(m, struct ath_desc *);
615 	bf->bf_lastds = bf->bf_desc;	/* XXX only really for TX? */
616 	bf->bf_m = m;
625 	memset(bf->bf_desc, '\0', sc->sc_rx_statuslen);
631 	    bf->bf_dmamap, m, bf->bf_segs, &bf->bf_nseg, BUS_DMA_NOWAIT);
644 	bf->bf_daddr = bf->bf_segs[0].ds_addr;
653 	bus_dmamap_sync(sc->sc_dmat, bf->bf_dmamap,
666 	struct ath_buf *bf;
672 	bf = TAILQ_FIRST(&sc->sc_rxbuf);
674 	if (bf == NULL) {
681 	TAILQ_REMOVE(&sc->sc_rxbuf, bf, bf_list);
684 	error = ath_edma_rxbuf_init(sc, bf);
687 		    "%s: bf=%p, rxbuf alloc failed! error=%d\n",
689 		    bf,
691 		TAILQ_INSERT_TAIL(&sc->sc_rxbuf, bf, bf_list);
695 	return (bf);
699 ath_edma_rxbuf_free(struct ath_softc *sc, struct ath_buf *bf)
708 	if (bf->bf_m) {
709 		bus_dmamap_unload(sc->sc_dmat, bf->bf_dmamap);
710 		m_freem(bf->bf_m);
711 		bf->bf_m = NULL;
715 	TAILQ_INSERT_TAIL(&sc->sc_rxbuf, bf, bf_list);
728 	struct ath_buf *bf;
753 		bf = ath_edma_rxbuf_alloc(sc);
755 		if (bf == NULL) {
765 		re->m_fifo[re->m_fifo_tail] = bf;
772 		    bf->bf_desc,
773 		    (uintmax_t) bf->bf_daddr);
774 		ath_hal_putrxbuf(sc->sc_ah, bf->bf_daddr, qtype);
802 			struct ath_buf *bf = re->m_fifo[i];
805 				ath_printrxbuf(sc, bf, 0, HAL_OK);