111 vt9p_req_wait(struct vt9p_softc *chan, struct p9_req_t *req)  in vt9p_req_wait()  argument
116 	if (msleep(req, VT9P_MTX(chan), 0, "chan lock", vt9p_ackmaxidle * hz)) {  in vt9p_req_wait()
142 	struct vt9p_softc *chan;  in vt9p_request()  local
147 	chan = handle;  in vt9p_request()
148 	sg = chan->vt9p_sglist;  in vt9p_request()
149 	vq = chan->vt9p_vq;  in vt9p_request()
154 	VT9P_LOCK(chan);  in vt9p_request()
161 		VT9P_UNLOCK(chan);  in vt9p_request()
169 		VT9P_UNLOCK(chan);  in vt9p_request()
181 			cv_wait(&chan->submit_cv, VT9P_MTX(chan));  in vt9p_request()
186 			VT9P_UNLOCK(chan);  in vt9p_request()
194 	error = vt9p_req_wait(chan, req);  in vt9p_request()
196 		VT9P_UNLOCK(chan);  in vt9p_request()
200 	VT9P_UNLOCK(chan);  in vt9p_request()
215 	struct vt9p_softc *chan;  in vt9p_intr_complete()  local
219 	chan = (struct vt9p_softc *)xsc;  in vt9p_intr_complete()
220 	vq = chan->vt9p_vq;  in vt9p_intr_complete()
224 	VT9P_LOCK(chan);  in vt9p_intr_complete()
234 	cv_signal(&chan->submit_cv);  in vt9p_intr_complete()
235 	VT9P_UNLOCK(chan);  in vt9p_intr_complete()
313 	struct vt9p_softc *chan;  in vt9p_attach()  local
318 	chan = device_get_softc(dev);  in vt9p_attach()
319 	chan->vt9p_dev = dev;  in vt9p_attach()
322 	VT9P_LOCK_INIT(chan);  in vt9p_attach()
324 	cv_init(&chan->submit_cv, "Conditional variable for submit queue" );  in vt9p_attach()
325 	chan->max_nsegs = MAX_SUPPORTED_SGS;  in vt9p_attach()
326 	chan->vt9p_sglist = sglist_alloc(chan->max_nsegs, M_WAITOK);  in vt9p_attach()
354 	chan->mount_tag_len = mount_tag_len;  in vt9p_attach()
355 	chan->mount_tag = mount_tag;  in vt9p_attach()
360 	    CTLFLAG_RD, chan->mount_tag, 0, "Mount tag");  in vt9p_attach()
363 	error = vt9p_alloc_virtqueue(chan);  in vt9p_attach()
373 	error = virtqueue_enable_intr(chan->vt9p_vq);  in vt9p_attach()
381 	STAILQ_INSERT_HEAD(&global_chan_list, chan, chan_next);  in vt9p_attach()
398 	struct vt9p_softc *sc, *chan;  in vt9p_create()  local
400 	chan = NULL;  in vt9p_create()
409 			chan = sc;  in vt9p_create()
419 	if (chan && chan->busy) {  in vt9p_create()
425 	if (chan) {  in vt9p_create()
426 		*handlep = (void *)chan;  in vt9p_create()
427 		chan->busy = true;  in vt9p_create()
440 	struct vt9p_softc *chan = handle;  in vt9p_close()  local
442 	chan->busy = false;  in vt9p_close()