mips/atheros/if_arge.c

349 	    CTLFLAG_RW, &sc->arge_cdata.arge_tx_prod, 0, "");
351 	    CTLFLAG_RW, &sc->arge_cdata.arge_tx_cons, 0, "");
353 	    CTLFLAG_RW, &sc->arge_cdata.arge_tx_cnt, 0, "");
1525 	prod = sc->arge_cdata.arge_tx_prod;
1526 	txd = &sc->arge_cdata.arge_txdesc[prod];
1527 	error = bus_dmamap_load_mbuf_sg(sc->arge_cdata.arge_tx_tag,
1542 	if (sc->arge_cdata.arge_tx_cnt + nsegs >= (ARGE_TX_RING_COUNT - 2)) {
1543 		bus_dmamap_unload(sc->arge_cdata.arge_tx_tag, txd->tx_dmamap);
1549 	bus_dmamap_sync(sc->arge_cdata.arge_tx_tag, txd->tx_dmamap,
1588 		sc->arge_cdata.arge_tx_cnt++;
1594 	sc->arge_cdata.arge_tx_prod = prod;
1603 	bus_dmamap_sync(sc->arge_cdata.arge_tx_ring_tag,
1604 	    sc->arge_cdata.arge_tx_ring_map,
1653 	if (sc->arge_cdata.arge_tx_cnt >= ARGE_TX_RING_COUNT - 2) {
1657 		    __func__, sc->arge_cdata.arge_tx_cnt,
1665 	    sc->arge_cdata.arge_tx_cnt < ARGE_TX_RING_COUNT - 2; ) {
1882 	    &sc->arge_cdata.arge_parent_tag);
1890 	    sc->arge_cdata.arge_parent_tag,	/* parent */
1900 	    &sc->arge_cdata.arge_tx_ring_tag);
1909 	    sc->arge_cdata.arge_parent_tag,	/* parent */
1919 	    &sc->arge_cdata.arge_rx_ring_tag);
1928 	    sc->arge_cdata.arge_parent_tag,	/* parent */
1938 	    &sc->arge_cdata.arge_tx_tag);
1946 	    sc->arge_cdata.arge_parent_tag,	/* parent */
1956 	    &sc->arge_cdata.arge_rx_tag);
1963 	error = bus_dmamem_alloc(sc->arge_cdata.arge_tx_ring_tag,
1966 	    &sc->arge_cdata.arge_tx_ring_map);
1974 	error = bus_dmamap_load(sc->arge_cdata.arge_tx_ring_tag,
1975 	    sc->arge_cdata.arge_tx_ring_map, sc->arge_rdata.arge_tx_ring,
1985 	error = bus_dmamem_alloc(sc->arge_cdata.arge_rx_ring_tag,
1988 	    &sc->arge_cdata.arge_rx_ring_map);
1996 	error = bus_dmamap_load(sc->arge_cdata.arge_rx_ring_tag,
1997 	    sc->arge_cdata.arge_rx_ring_map, sc->arge_rdata.arge_rx_ring,
2008 		txd = &sc->arge_cdata.arge_txdesc[i];
2011 		error = bus_dmamap_create(sc->arge_cdata.arge_tx_tag, 0,
2020 	if ((error = bus_dmamap_create(sc->arge_cdata.arge_rx_tag, 0,
2021 	    &sc->arge_cdata.arge_rx_sparemap)) != 0) {
2027 		rxd = &sc->arge_cdata.arge_rxdesc[i];
2030 		error = bus_dmamap_create(sc->arge_cdata.arge_rx_tag, 0,
2051 	if (sc->arge_cdata.arge_tx_ring_tag) {
2053 			bus_dmamap_unload(sc->arge_cdata.arge_tx_ring_tag,
2054 			    sc->arge_cdata.arge_tx_ring_map);
2056 			bus_dmamem_free(sc->arge_cdata.arge_tx_ring_tag,
2058 			    sc->arge_cdata.arge_tx_ring_map);
2061 		bus_dma_tag_destroy(sc->arge_cdata.arge_tx_ring_tag);
2062 		sc->arge_cdata.arge_tx_ring_tag = NULL;
2065 	if (sc->arge_cdata.arge_rx_ring_tag) {
2067 			bus_dmamap_unload(sc->arge_cdata.arge_rx_ring_tag,
2068 			    sc->arge_cdata.arge_rx_ring_map);
2070 			bus_dmamem_free(sc->arge_cdata.arge_rx_ring_tag,
2072 			    sc->arge_cdata.arge_rx_ring_map);
2075 		bus_dma_tag_destroy(sc->arge_cdata.arge_rx_ring_tag);
2076 		sc->arge_cdata.arge_rx_ring_tag = NULL;
2079 	if (sc->arge_cdata.arge_tx_tag) {
2081 			txd = &sc->arge_cdata.arge_txdesc[i];
2083 				bus_dmamap_destroy(sc->arge_cdata.arge_tx_tag,
2088 		bus_dma_tag_destroy(sc->arge_cdata.arge_tx_tag);
2089 		sc->arge_cdata.arge_tx_tag = NULL;
2092 	if (sc->arge_cdata.arge_rx_tag) {
2094 			rxd = &sc->arge_cdata.arge_rxdesc[i];
2096 				bus_dmamap_destroy(sc->arge_cdata.arge_rx_tag,
2101 		if (sc->arge_cdata.arge_rx_sparemap) {
2102 			bus_dmamap_destroy(sc->arge_cdata.arge_rx_tag,
2103 			    sc->arge_cdata.arge_rx_sparemap);
2104 			sc->arge_cdata.arge_rx_sparemap = 0;
2106 		bus_dma_tag_destroy(sc->arge_cdata.arge_rx_tag);
2107 		sc->arge_cdata.arge_rx_tag = NULL;
2110 	if (sc->arge_cdata.arge_parent_tag) {
2111 		bus_dma_tag_destroy(sc->arge_cdata.arge_parent_tag);
2112 		sc->arge_cdata.arge_parent_tag = NULL;
2127 	sc->arge_cdata.arge_tx_prod = 0;
2128 	sc->arge_cdata.arge_tx_cons = 0;
2129 	sc->arge_cdata.arge_tx_cnt = 0;
2140 		txd = &sc->arge_cdata.arge_txdesc[i];
2144 	bus_dmamap_sync(sc->arge_cdata.arge_tx_ring_tag,
2145 	    sc->arge_cdata.arge_tx_ring_map,
2162 		txd = &sc->arge_cdata.arge_txdesc[i];
2164 			bus_dmamap_sync(sc->arge_cdata.arge_tx_tag,
2166 			bus_dmamap_unload(sc->arge_cdata.arge_tx_tag,
2188 	sc->arge_cdata.arge_rx_cons = 0;
2193 		rxd = &sc->arge_cdata.arge_rxdesc[i];
2212 	bus_dmamap_sync(sc->arge_cdata.arge_rx_ring_tag,
2213 	    sc->arge_cdata.arge_rx_ring_map,
2234 		rxd = &sc->arge_cdata.arge_rxdesc[i];
2237 			bus_dmamap_unload(sc->arge_cdata.arge_rx_tag,
2278 	if (bus_dmamap_load_mbuf_sg(sc->arge_cdata.arge_rx_tag,
2279 	    sc->arge_cdata.arge_rx_sparemap, m, segs, &nsegs, 0) != 0) {
2285 	rxd = &sc->arge_cdata.arge_rxdesc[idx];
2287 		bus_dmamap_unload(sc->arge_cdata.arge_rx_tag, rxd->rx_dmamap);
2290 	rxd->rx_dmamap = sc->arge_cdata.arge_rx_sparemap;
2291 	sc->arge_cdata.arge_rx_sparemap = map;
2300 	bus_dmamap_sync(sc->arge_cdata.arge_rx_ring_tag,
2301 	    sc->arge_cdata.arge_rx_ring_map,
2363 	cons = sc->arge_cdata.arge_tx_cons;
2364 	prod = sc->arge_cdata.arge_tx_prod;
2372 	bus_dmamap_sync(sc->arge_cdata.arge_tx_ring_tag,
2373 	    sc->arge_cdata.arge_tx_ring_map,
2390 		sc->arge_cdata.arge_tx_cnt--;
2393 		txd = &sc->arge_cdata.arge_txdesc[cons];
2397 		bus_dmamap_sync(sc->arge_cdata.arge_tx_tag, txd->tx_dmamap,
2399 		bus_dmamap_unload(sc->arge_cdata.arge_tx_tag, txd->tx_dmamap);
2410 	sc->arge_cdata.arge_tx_cons = cons;
2412 	bus_dmamap_sync(sc->arge_cdata.arge_tx_ring_tag,
2413 	    sc->arge_cdata.arge_tx_ring_map, BUS_DMASYNC_PREWRITE);
2429 	cons = sc->arge_cdata.arge_rx_cons;
2431 	bus_dmamap_sync(sc->arge_cdata.arge_rx_ring_tag,
2432 	    sc->arge_cdata.arge_rx_ring_map,
2438 		rxd = &sc->arge_cdata.arge_rxdesc[cons];
2449 		bus_dmamap_sync(sc->arge_cdata.arge_rx_tag, rxd->rx_dmamap,
2474 		i = sc->arge_cdata.arge_rx_cons;
2484 		bus_dmamap_sync(sc->arge_cdata.arge_rx_ring_tag,
2485 		    sc->arge_cdata.arge_rx_ring_map,
2488 		sc->arge_cdata.arge_rx_cons = cons;
2593 		    __func__, sc->arge_cdata.arge_tx_cnt);
2594 		if (sc->arge_cdata.arge_tx_cnt > 0 ) {