sys/cam/cam_queue.c

259 	struct cam_ccbq *ccbq;
261 	ccbq = (struct cam_ccbq *)malloc(sizeof(*ccbq), M_CAMCCBQ, M_NOWAIT);
262 	if (ccbq == NULL) {
266 	if (cam_ccbq_init(ccbq, openings) != 0) {
267 		free(ccbq, M_CAMCCBQ);
271 	return (ccbq);
275 cam_ccbq_free(struct cam_ccbq *ccbq)
277 	if (ccbq) {
278 		cam_ccbq_fini(ccbq);
279 		free(ccbq, M_CAMCCBQ);
284 cam_ccbq_resize(struct cam_ccbq *ccbq, int new_size)
288 	delta = new_size - (ccbq->dev_active + ccbq->dev_openings);
289 	ccbq->devq_openings += delta;
290 	ccbq->dev_openings += delta;
293 	if (new_size > ccbq->queue.array_size)
294 		return (camq_resize(&ccbq->queue, new_size));
300 cam_ccbq_init(struct cam_ccbq *ccbq, int openings)
302 	bzero(ccbq, sizeof(*ccbq));
303 	if (camq_init(&ccbq->queue,
306 	ccbq->devq_openings = openings;
307 	ccbq->dev_openings = openings;
312 cam_ccbq_fini(struct cam_ccbq *ccbq)
315 	camq_fini(&ccbq->queue);