dev/ath/if_ath_rx_edma.c

209 	struct ath_rx_edma *re = &sc->sc_rxedma[qtype];
217 	i = re->m_fifo_head;
218 	for (j = 0; j < re->m_fifo_depth; j++) {
219 		bf = re->m_fifo[i];
227 		INCR(i, re->m_fifolen);
231 	if (i != re->m_fifo_tail) {
235 		    re->m_fifo_tail);
303 	 * We're now doing RX DMA!
414 	struct ath_rx_edma *re = &sc->sc_rxedma[qtype];
448 		bf = re->m_fifo[re->m_fifo_head];
496 		re->m_fifo[re->m_fifo_head] = NULL;
500 		INCR(re->m_fifo_head, re->m_fifolen);
501 		re->m_fifo_depth--;
503 	} while (re->m_fifo_depth > 0);
507 		ath_edma_rxfifo_alloc(sc, qtype, re->m_fifolen);
819 	struct ath_rx_edma *re = &sc->sc_rxedma[qtype];
828 	for (i = 0; i < nbufs && re->m_fifo_depth < re->m_fifolen; i++) {
830 		if (re->m_fifo[re->m_fifo_tail] != NULL) {
835 			    re->m_fifo_tail,
836 			    re->m_fifo[re->m_fifo_tail]);
839 			ath_edma_rxbuf_free(sc, re->m_fifo[re->m_fifo_tail]);
840 			re->m_fifo_depth--;
842 			re->m_fifo[re->m_fifo_tail] = NULL;
857 		re->m_fifo[re->m_fifo_tail] = bf;
868 		re->m_fifo_depth++;
869 		INCR(re->m_fifo_tail, re->m_fifolen);
886 	struct ath_rx_edma *re = &sc->sc_rxedma[qtype];
891 	for (i = 0; i < re->m_fifolen; i++) {
892 		if (re->m_fifo[i] != NULL) {
894 			struct ath_buf *bf = re->m_fifo[i];
899 			ath_edma_rxbuf_free(sc, re->m_fifo[i]);
900 			re->m_fifo[i] = NULL;
901 			re->m_fifo_depth--;
905 	if (re->m_rxpending != NULL) {
906 		m_freem(re->m_rxpending);
907 		re->m_rxpending = NULL;
909 	re->m_fifo_head = re->m_fifo_tail = re->m_fifo_depth = 0;
920 	struct ath_rx_edma *re = &sc->sc_rxedma[qtype];
924 	if (! ath_hal_getrxfifodepth(sc->sc_ah, qtype, &re->m_fifolen)) {
936 		    re->m_fifolen);
939 	re->m_fifo = malloc(sizeof(struct ath_buf *) * re->m_fifolen,
942 	if (re->m_fifo == NULL) {
951 	re->m_rxpending = NULL;
952 	re->m_fifo_head = re->m_fifo_tail = re->m_fifo_depth = 0;
960 	struct ath_rx_edma *re = &sc->sc_rxedma[qtype];
966 	free(re->m_fifo, M_ATHDEV);