Lines Matching defs:vsc

106 	struct virtio_softc *vsc = (struct virtio_softc *)parent;
112 	if (vsc->sc_child != NULL) {
116 	vsc->sc_child = &sc->sc_dev;
117 	vsc->sc_ipl = IPL_BIO;
121 	vsc->sc_vqs = sc->sc_vqs;
122 	vsc->sc_nvqs = nitems(sc->sc_vqs);
124 	if (virtio_negotiate_features(vsc, NULL) != 0)
126 	uint32_t cmd_per_lun = virtio_read_device_config_4(vsc,
128 	uint32_t seg_max = virtio_read_device_config_4(vsc,
130 	uint16_t max_target = virtio_read_device_config_2(vsc,
139 		rv = virtio_alloc_vq(vsc, &sc->sc_vqs[i], i, ALLOC_SEGS,
155 	int nreqs = vioscsi_alloc_reqs(sc, vsc, qsize);
171 	if (virtio_attach_finish(vsc, va) != 0)
177 	vsc->sc_child = VIRTIO_CHILD_ERROR;
185 	struct virtio_softc *vsc = (struct virtio_softc *)sc->sc_dev.dv_parent;
223 		if (bus_dmamap_load(vsc->sc_dmat, vr->vr_data,
240 	bus_dmamap_sync(vsc->sc_dmat, vr->vr_control,
244 	bus_dmamap_sync(vsc->sc_dmat, vr->vr_control,
249 		bus_dmamap_sync(vsc->sc_dmat, vr->vr_data, 0, xs->datalen,
266 	virtio_enqueue_commit(vsc, vq, slot, 1);
272 			virtio_poll_intr(vsc);
297 vioscsi_req_done(struct vioscsi_softc *sc, struct virtio_softc *vsc,
304 	bus_dmamap_sync(vsc->sc_dmat, vr->vr_control,
308 	bus_dmamap_sync(vsc->sc_dmat, vr->vr_control,
313 		bus_dmamap_sync(vsc->sc_dmat, vr->vr_data, 0, xs->datalen,
315 		bus_dmamap_unload(vsc->sc_dmat, vr->vr_data);
343 	struct virtio_softc *vsc = vq->vq_owner;
344 	struct vioscsi_softc *sc = (struct vioscsi_softc *)vsc->sc_child;
354 		r = virtio_dequeue(vsc, vq, &slot, NULL);
362 		vioscsi_req_done(sc, vsc, vr);
419 vioscsi_alloc_reqs(struct vioscsi_softc *sc, struct virtio_softc *vsc,
435 	r = bus_dmamem_alloc(vsc->sc_dmat, allocsize, 0, 0,
442 	r = bus_dmamem_map(vsc->sc_dmat, &sc->sc_reqs_segs[0], 1,
446 		bus_dmamem_free(vsc->sc_dmat, &sc->sc_reqs_segs[0], 1);
486 		r = bus_dmamap_create(vsc->sc_dmat,
494 		r = bus_dmamap_create(vsc->sc_dmat, MAXPHYS, SEG_MAX,
500 		r = bus_dmamap_load(vsc->sc_dmat, vr->vr_control,