31 	struct nvdimm *nvdimm = to_nvdimm(dev);  in nvdimm_check_config_data()  local
33 	if (!nvdimm->cmd_mask ||  in nvdimm_check_config_data()
34 	    !test_bit(ND_CMD_GET_CONFIG_DATA, &nvdimm->cmd_mask)) {  in nvdimm_check_config_data()
35 		if (test_bit(NDD_ALIASING, &nvdimm->flags))  in nvdimm_check_config_data()
178 	struct nvdimm *nvdimm = to_nvdimm(dev);  in nvdimm_set_aliasing()  local
180 	set_bit(NDD_ALIASING, &nvdimm->flags);  in nvdimm_set_aliasing()
185 	struct nvdimm *nvdimm = to_nvdimm(dev);  in nvdimm_set_locked()  local
187 	set_bit(NDD_LOCKED, &nvdimm->flags);  in nvdimm_set_locked()
192 	struct nvdimm *nvdimm = to_nvdimm(dev);  in nvdimm_clear_locked()  local
194 	clear_bit(NDD_LOCKED, &nvdimm->flags);  in nvdimm_clear_locked()
199 	struct nvdimm *nvdimm = to_nvdimm(dev);  in nvdimm_release()  local
201 	ida_simple_remove(&dimm_ida, nvdimm->id);  in nvdimm_release()
202 	kfree(nvdimm);  in nvdimm_release()
215 struct nvdimm *to_nvdimm(struct device *dev)  in to_nvdimm()
217 	struct nvdimm *nvdimm = container_of(dev, struct nvdimm, dev);  in to_nvdimm()  local
220 	return nvdimm;  in to_nvdimm()
224 struct nvdimm *nd_blk_region_to_dimm(struct nd_blk_region *ndbr)  in nd_blk_region_to_dimm()
229 	return nd_mapping->nvdimm;  in nd_blk_region_to_dimm()
242 	struct nvdimm *nvdimm = nd_mapping->nvdimm;  in to_ndd()  local
244 	WARN_ON_ONCE(!is_nvdimm_bus_locked(&nvdimm->dev));  in to_ndd()
246 	return dev_get_drvdata(&nvdimm->dev);  in to_ndd()
278 const char *nvdimm_name(struct nvdimm *nvdimm)  in nvdimm_name()  argument
280 	return dev_name(&nvdimm->dev);  in nvdimm_name()
284 struct kobject *nvdimm_kobj(struct nvdimm *nvdimm)  in nvdimm_kobj()  argument
286 	return &nvdimm->dev.kobj;  in nvdimm_kobj()
290 unsigned long nvdimm_cmd_mask(struct nvdimm *nvdimm)  in nvdimm_cmd_mask()  argument
292 	return nvdimm->cmd_mask;  in nvdimm_cmd_mask()
296 void *nvdimm_provider_data(struct nvdimm *nvdimm)  in nvdimm_provider_data()  argument
298 	if (nvdimm)  in nvdimm_provider_data()
299 		return nvdimm->provider_data;  in nvdimm_provider_data()
307 	struct nvdimm *nvdimm = to_nvdimm(dev);  in commands_show()  local
310 	if (!nvdimm->cmd_mask)  in commands_show()
313 	for_each_set_bit(cmd, &nvdimm->cmd_mask, BITS_PER_LONG)  in commands_show()
323 	struct nvdimm *nvdimm = to_nvdimm(dev);  in flags_show()  local
326 			test_bit(NDD_ALIASING, &nvdimm->flags) ? "alias " : "",  in flags_show()
327 			test_bit(NDD_LOCKED, &nvdimm->flags) ? "lock " : "");  in flags_show()
334 	struct nvdimm *nvdimm = to_nvdimm(dev);  in state_show()  local
342 	return sprintf(buf, "%s\n", atomic_read(&nvdimm->busy)  in state_show()
373 	struct nvdimm *nvdimm = to_nvdimm(dev);  in security_show()  local
375 	if (test_bit(NVDIMM_SECURITY_DISABLED, &nvdimm->sec.flags))  in security_show()
377 	if (test_bit(NVDIMM_SECURITY_UNLOCKED, &nvdimm->sec.flags))  in security_show()
379 	if (test_bit(NVDIMM_SECURITY_LOCKED, &nvdimm->sec.flags))  in security_show()
381 	if (test_bit(NVDIMM_SECURITY_OVERWRITE, &nvdimm->sec.flags))  in security_show()
389 	struct nvdimm *nvdimm = to_nvdimm(dev);  in frozen_show()  local
392 				&nvdimm->sec.flags));  in frozen_show()
431 	struct nvdimm *nvdimm = to_nvdimm(dev);  in nvdimm_visible()  local
435 	if (!nvdimm->sec.flags)  in nvdimm_visible()
440 		if (nvdimm->sec.ops->freeze || nvdimm->sec.ops->disable  in nvdimm_visible()
441 				|| nvdimm->sec.ops->change_key  in nvdimm_visible()
442 				|| nvdimm->sec.ops->erase  in nvdimm_visible()
443 				|| nvdimm->sec.ops->overwrite)  in nvdimm_visible()
448 	if (nvdimm->sec.ops->freeze)  in nvdimm_visible()
459 struct nvdimm *__nvdimm_create(struct nvdimm_bus *nvdimm_bus,  in __nvdimm_create()
465 	struct nvdimm *nvdimm = kzalloc(sizeof(*nvdimm), GFP_KERNEL);  in __nvdimm_create()  local
468 	if (!nvdimm)  in __nvdimm_create()
471 	nvdimm->id = ida_simple_get(&dimm_ida, 0, 0, GFP_KERNEL);  in __nvdimm_create()
472 	if (nvdimm->id < 0) {  in __nvdimm_create()
473 		kfree(nvdimm);  in __nvdimm_create()
477 	nvdimm->dimm_id = dimm_id;  in __nvdimm_create()
478 	nvdimm->provider_data = provider_data;  in __nvdimm_create()
481 	nvdimm->flags = flags;  in __nvdimm_create()
482 	nvdimm->cmd_mask = cmd_mask;  in __nvdimm_create()
483 	nvdimm->num_flush = num_flush;  in __nvdimm_create()
484 	nvdimm->flush_wpq = flush_wpq;  in __nvdimm_create()
485 	atomic_set(&nvdimm->busy, 0);  in __nvdimm_create()
486 	dev = &nvdimm->dev;  in __nvdimm_create()
487 	dev_set_name(dev, "nmem%d", nvdimm->id);  in __nvdimm_create()
490 	dev->devt = MKDEV(nvdimm_major, nvdimm->id);  in __nvdimm_create()
492 	nvdimm->sec.ops = sec_ops;  in __nvdimm_create()
493 	nvdimm->sec.overwrite_tmo = 0;  in __nvdimm_create()
494 	INIT_DELAYED_WORK(&nvdimm->dwork, nvdimm_security_overwrite_query);  in __nvdimm_create()
500 	nvdimm->sec.flags = nvdimm_security_flags(nvdimm, NVDIMM_USER);  in __nvdimm_create()
501 	nvdimm->sec.ext_flags = nvdimm_security_flags(nvdimm, NVDIMM_MASTER);  in __nvdimm_create()
504 	return nvdimm;  in __nvdimm_create()
510 	struct nvdimm *nvdimm = data;  in shutdown_security_notify()  local
512 	sysfs_put(nvdimm->sec.overwrite_state);  in shutdown_security_notify()
517 	struct nvdimm *nvdimm = to_nvdimm(dev);  in nvdimm_security_setup_events()  local
519 	if (!nvdimm->sec.flags || !nvdimm->sec.ops  in nvdimm_security_setup_events()
520 			|| !nvdimm->sec.ops->overwrite)  in nvdimm_security_setup_events()
522 	nvdimm->sec.overwrite_state = sysfs_get_dirent(dev->kobj.sd, "security");  in nvdimm_security_setup_events()
523 	if (!nvdimm->sec.overwrite_state)  in nvdimm_security_setup_events()
526 	return devm_add_action_or_reset(dev, shutdown_security_notify, nvdimm);  in nvdimm_security_setup_events()
530 int nvdimm_in_overwrite(struct nvdimm *nvdimm)  in nvdimm_in_overwrite()  argument
532 	return test_bit(NDD_SECURITY_OVERWRITE, &nvdimm->flags);  in nvdimm_in_overwrite()
536 int nvdimm_security_freeze(struct nvdimm *nvdimm)  in nvdimm_security_freeze()  argument
540 	WARN_ON_ONCE(!is_nvdimm_bus_locked(&nvdimm->dev));  in nvdimm_security_freeze()
542 	if (!nvdimm->sec.ops || !nvdimm->sec.ops->freeze)  in nvdimm_security_freeze()
545 	if (!nvdimm->sec.flags)  in nvdimm_security_freeze()
548 	if (test_bit(NDD_SECURITY_OVERWRITE, &nvdimm->flags)) {  in nvdimm_security_freeze()
549 		dev_warn(&nvdimm->dev, "Overwrite operation in progress.\n");  in nvdimm_security_freeze()
553 	rc = nvdimm->sec.ops->freeze(nvdimm);  in nvdimm_security_freeze()
554 	nvdimm->sec.flags = nvdimm_security_flags(nvdimm, NVDIMM_USER);  in nvdimm_security_freeze()
575 		if (nd_mapping->nvdimm == info->nd_mapping->nvdimm)  in alias_dpa_busy()
685 	if (__reserve_free_pmem(&nd_region->dev, nd_mapping->nvdimm))  in nd_pmem_max_contiguous_dpa()