ralink_descs
struct ralink_descs *sc_descs;
if ((error = bus_dmamem_alloc(sc->sc_dmat, sizeof(struct ralink_descs),
sizeof(struct ralink_descs), (void **)&sc->sc_descs,
if ((error = bus_dmamap_create(sc->sc_dmat, sizeof(struct ralink_descs),
1, sizeof(struct ralink_descs), 0, 0, &sc->sc_pdmamap)) != 0) {
sizeof(struct ralink_descs), NULL, 0)) != 0) {
sizeof(struct ralink_descs));
sizeof(struct ralink_descs));