dev/pci/if_oce.c

126 #define OCE_WQ_FOREACH(sc, wq, i) 	\
127 	for (i = 0, wq = sc->sc_wq[0]; i < sc->sc_nwq; i++, wq = sc->sc_wq[i])
1045 	struct oce_wq *wq;
1097 	OCE_WQ_FOREACH(sc, wq, i)
1098 		oce_arm_cq(wq->cq, 0, TRUE);
1126 	struct oce_wq *wq;
1152 	OCE_WQ_FOREACH(sc, wq, i)
1153 		oce_drain_wq(wq);
1202 	struct oce_wq *wq = sc->sc_wq[wqidx];
1217 	if ((pkt = oce_pkt_get(&wq->pkt_free)) == NULL)
1240 	if (nwqe >= wq->ring->nitems - wq->ring->nused) {
1250 	nhe = oce_ring_get(wq->ring);
1281 	oce_dma_sync(&wq->ring->dma, BUS_DMASYNC_PREREAD |
1284 	wq->ring->nused++;
1288 		nfe = oce_ring_get(wq->ring);
1293 		wq->ring->nused++;
1296 		nfe = oce_ring_get(wq->ring);
1298 		wq->ring->nused++;
1302 	oce_pkt_put(&wq->pkt_list, pkt);
1304 	oce_dma_sync(&wq->ring->dma, BUS_DMASYNC_POSTREAD |
1307 	oce_write_db(sc, PD_TXULP_DB, wq->id | (nwqe << 16));
1313 		oce_pkt_put(&wq->pkt_free, pkt);
1427 	struct oce_wq *wq = (struct oce_wq *)arg;
1428 	struct oce_cq *cq = wq->cq;
1430 	struct oce_softc *sc = wq->sc;
1436 		oce_txeof(wq);
1443 		if (wq->ring->nused < (wq->ring->nitems / 2)) {
1448 	if (wq->ring->nused == 0)
1456 oce_txeof(struct oce_wq *wq)
1458 	struct oce_softc *sc = wq->sc;
1462 	if ((pkt = oce_pkt_get(&wq->pkt_list)) == NULL) {
1468 	wq->ring->nused -= pkt->nsegs + 1;
1476 	oce_pkt_put(&wq->pkt_free, pkt);
1895 	struct oce_wq *wq;
1914 	OCE_WQ_FOREACH(sc, wq, i) {
1942 	struct oce_wq *wq;
1952 	OCE_WQ_FOREACH(sc, wq, i) {
1953 		if (wq)
1974 	struct oce_wq *wq;
1982 	wq = malloc(sizeof(struct oce_wq), M_DEVBUF, M_NOWAIT | M_ZERO);
1983 	if (!wq)
1986 	wq->ring = oce_create_ring(sc, sc->sc_tx_ring_size, NIC_WQE_SIZE, 8);
1987 	if (!wq->ring) {
1988 		free(wq, M_DEVBUF, 0);
1995 		oce_destroy_ring(sc, wq->ring);
1996 		free(wq, M_DEVBUF, 0);
2000 	wq->id = -1;
2001 	wq->sc = sc;
2003 	wq->cq = cq;
2004 	wq->nitems = sc->sc_tx_ring_size;
2006 	SIMPLEQ_INIT(&wq->pkt_free);
2007 	SIMPLEQ_INIT(&wq->pkt_list);
2013 			oce_destroy_wq(wq);
2016 		oce_pkt_put(&wq->pkt_free, pkt);
2019 	if (oce_new_wq(sc, wq)) {
2020 		oce_destroy_wq(wq);
2026 	cq->cb_arg = wq;
2029 	return (wq);
2033 oce_drain_wq(struct oce_wq *wq)
2035 	struct oce_cq *cq = wq->cq;
2049 oce_destroy_wq(struct oce_wq *wq)
2052 	struct oce_softc *sc = wq->sc;
2055 	if (wq->id >= 0) {
2057 		cmd.params.req.wq_id = htole16(wq->id);
2061 	if (wq->cq != NULL)
2062 		oce_destroy_cq(wq->cq);
2063 	if (wq->ring != NULL)
2064 		oce_destroy_ring(sc, wq->ring);
2065 	while ((pkt = oce_pkt_get(&wq->pkt_free)) != NULL)
2067 	free(wq, M_DEVBUF, 0);
3287 oce_new_wq(struct oce_softc *sc, struct oce_wq *wq)
3294 	npages = oce_load_ring(sc, wq->ring, &cmd.params.req.pages[0],
3297 		printf("%s: failed to load the wq ring\n", __func__);
3305 	cmd.params.req.wq_size = ilog2(wq->nitems) + 1;
3306 	cmd.params.req.cq_id = htole16(wq->cq->id);
3315 	wq->id = letoh16(cmd.params.rsp.wq_id);