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()
575 int nvmet_passthru_ctrl_enable(struct nvmet_subsys *subsys)  in nvmet_passthru_ctrl_enable()  argument
582 	mutex_lock(&subsys->lock);  in nvmet_passthru_ctrl_enable()
583 	if (!subsys->passthru_ctrl_path)  in nvmet_passthru_ctrl_enable()
585 	if (subsys->passthru_ctrl)  in nvmet_passthru_ctrl_enable()
588 	if (subsys->nr_namespaces) {  in nvmet_passthru_ctrl_enable()
593 	file = filp_open(subsys->passthru_ctrl_path, O_RDWR, 0);  in nvmet_passthru_ctrl_enable()
602 		       subsys->passthru_ctrl_path);  in nvmet_passthru_ctrl_enable()
608 			 subsys, GFP_KERNEL);  in nvmet_passthru_ctrl_enable()
617 	subsys->passthru_ctrl = ctrl;  in nvmet_passthru_ctrl_enable()
618 	subsys->ver = ctrl->vs;  in nvmet_passthru_ctrl_enable()
620 	if (subsys->ver < NVME_VS(1, 2, 1)) {  in nvmet_passthru_ctrl_enable()
622 			NVME_MAJOR(subsys->ver), NVME_MINOR(subsys->ver),  in nvmet_passthru_ctrl_enable()
623 			NVME_TERTIARY(subsys->ver));  in nvmet_passthru_ctrl_enable()
624 		subsys->ver = NVME_VS(1, 2, 1);  in nvmet_passthru_ctrl_enable()
627 	__module_get(subsys->passthru_ctrl->ops->module);  in nvmet_passthru_ctrl_enable()
633 	mutex_unlock(&subsys->lock);  in nvmet_passthru_ctrl_enable()
637 static void __nvmet_passthru_ctrl_disable(struct nvmet_subsys *subsys)  in __nvmet_passthru_ctrl_disable()  argument
639 	if (subsys->passthru_ctrl) {  in __nvmet_passthru_ctrl_disable()
640 		xa_erase(&passthru_subsystems, subsys->passthru_ctrl->instance);  in __nvmet_passthru_ctrl_disable()
641 		module_put(subsys->passthru_ctrl->ops->module);  in __nvmet_passthru_ctrl_disable()
642 		nvme_put_ctrl(subsys->passthru_ctrl);  in __nvmet_passthru_ctrl_disable()
644 	subsys->passthru_ctrl = NULL;  in __nvmet_passthru_ctrl_disable()
645 	subsys->ver = NVMET_DEFAULT_VS;  in __nvmet_passthru_ctrl_disable()
648 void nvmet_passthru_ctrl_disable(struct nvmet_subsys *subsys)  in nvmet_passthru_ctrl_disable()  argument
650 	mutex_lock(&subsys->lock);  in nvmet_passthru_ctrl_disable()
651 	__nvmet_passthru_ctrl_disable(subsys);  in nvmet_passthru_ctrl_disable()
652 	mutex_unlock(&subsys->lock);  in nvmet_passthru_ctrl_disable()
655 void nvmet_passthru_subsys_free(struct nvmet_subsys *subsys)  in nvmet_passthru_subsys_free()  argument
657 	mutex_lock(&subsys->lock);  in nvmet_passthru_subsys_free()
658 	__nvmet_passthru_ctrl_disable(subsys);  in nvmet_passthru_subsys_free()
659 	mutex_unlock(&subsys->lock);  in nvmet_passthru_subsys_free()
660 	kfree(subsys->passthru_ctrl_path);  in nvmet_passthru_subsys_free()