182 	struct cam_devq *devq;  in cam_devq_alloc()  local
184 	devq = (struct cam_devq *)malloc(sizeof(*devq), M_CAMDEVQ, M_NOWAIT);  in cam_devq_alloc()
185 	if (devq == NULL) {  in cam_devq_alloc()
189 	if (cam_devq_init(devq, devices, openings) != 0) {  in cam_devq_alloc()
190 		free(devq, M_CAMDEVQ);  in cam_devq_alloc()
193 	return (devq);  in cam_devq_alloc()
197 cam_devq_init(struct cam_devq *devq, int devices, int openings)  in cam_devq_init()  argument
200 	bzero(devq, sizeof(*devq));  in cam_devq_init()
201 	mtx_init(&devq->send_mtx, "CAM queue lock", NULL, MTX_DEF);  in cam_devq_init()
202 	if (camq_init(&devq->send_queue, devices) != 0)  in cam_devq_init()
204 	devq->send_openings = openings;  in cam_devq_init()
205 	devq->send_active = 0;  in cam_devq_init()
210 cam_devq_free(struct cam_devq *devq)  in cam_devq_free()  argument
213 	camq_fini(&devq->send_queue);  in cam_devq_free()
214 	mtx_destroy(&devq->send_mtx);  in cam_devq_free()
215 	free(devq, M_CAMDEVQ);  in cam_devq_free()