29 	if (!nvme_multi_css(ctrl->subsys->passthru_ctrl))  in nvmet_passthrough_override_cap()
42 	if (!ctrl->subsys->clear_ids)  in nvmet_passthru_override_id_descs()
83 	struct nvme_ctrl *pctrl = ctrl->subsys->passthru_ctrl;  in nvmet_passthru_override_id_ctrl()
98 	id->ver = cpu_to_le32(ctrl->subsys->ver);  in nvmet_passthru_override_id_ctrl()
202 	if (req->sq->ctrl->subsys->clear_ids) {  in nvmet_passthru_override_id_ns()
573 int nvmet_passthru_ctrl_enable(struct nvmet_subsys *subsys)  in nvmet_passthru_ctrl_enable()  argument
580 	mutex_lock(&subsys->lock);  in nvmet_passthru_ctrl_enable()
581 	if (!subsys->passthru_ctrl_path)  in nvmet_passthru_ctrl_enable()
583 	if (subsys->passthru_ctrl)  in nvmet_passthru_ctrl_enable()
586 	if (subsys->nr_namespaces) {  in nvmet_passthru_ctrl_enable()
591 	file = filp_open(subsys->passthru_ctrl_path, O_RDWR, 0);  in nvmet_passthru_ctrl_enable()
600 		       subsys->passthru_ctrl_path);  in nvmet_passthru_ctrl_enable()
606 			 subsys, GFP_KERNEL);  in nvmet_passthru_ctrl_enable()
615 	subsys->passthru_ctrl = ctrl;  in nvmet_passthru_ctrl_enable()
616 	subsys->ver = ctrl->vs;  in nvmet_passthru_ctrl_enable()
618 	if (subsys->ver < NVME_VS(1, 2, 1)) {  in nvmet_passthru_ctrl_enable()
620 			NVME_MAJOR(subsys->ver), NVME_MINOR(subsys->ver),  in nvmet_passthru_ctrl_enable()
621 			NVME_TERTIARY(subsys->ver));  in nvmet_passthru_ctrl_enable()
622 		subsys->ver = NVME_VS(1, 2, 1);  in nvmet_passthru_ctrl_enable()
625 	__module_get(subsys->passthru_ctrl->ops->module);  in nvmet_passthru_ctrl_enable()
631 	mutex_unlock(&subsys->lock);  in nvmet_passthru_ctrl_enable()
635 static void __nvmet_passthru_ctrl_disable(struct nvmet_subsys *subsys)  in __nvmet_passthru_ctrl_disable()  argument
637 	if (subsys->passthru_ctrl) {  in __nvmet_passthru_ctrl_disable()
638 		xa_erase(&passthru_subsystems, subsys->passthru_ctrl->cntlid);  in __nvmet_passthru_ctrl_disable()
639 		module_put(subsys->passthru_ctrl->ops->module);  in __nvmet_passthru_ctrl_disable()
640 		nvme_put_ctrl(subsys->passthru_ctrl);  in __nvmet_passthru_ctrl_disable()
642 	subsys->passthru_ctrl = NULL;  in __nvmet_passthru_ctrl_disable()
643 	subsys->ver = NVMET_DEFAULT_VS;  in __nvmet_passthru_ctrl_disable()
646 void nvmet_passthru_ctrl_disable(struct nvmet_subsys *subsys)  in nvmet_passthru_ctrl_disable()  argument
648 	mutex_lock(&subsys->lock);  in nvmet_passthru_ctrl_disable()
649 	__nvmet_passthru_ctrl_disable(subsys);  in nvmet_passthru_ctrl_disable()
650 	mutex_unlock(&subsys->lock);  in nvmet_passthru_ctrl_disable()
653 void nvmet_passthru_subsys_free(struct nvmet_subsys *subsys)  in nvmet_passthru_subsys_free()  argument
655 	mutex_lock(&subsys->lock);  in nvmet_passthru_subsys_free()
656 	__nvmet_passthru_ctrl_disable(subsys);  in nvmet_passthru_subsys_free()
657 	mutex_unlock(&subsys->lock);  in nvmet_passthru_subsys_free()
658 	kfree(subsys->passthru_ctrl_path);  in nvmet_passthru_subsys_free()