162 	struct dax_region *dax_region = dev_get_drvdata(dev);  in id_show()  local
164 	return sprintf(buf, "%d\n", dax_region->id);  in id_show()
171 	struct dax_region *dax_region = dev_get_drvdata(dev);  in region_size_show()  local
174 			resource_size(&dax_region->res));  in region_size_show()
182 	struct dax_region *dax_region = dev_get_drvdata(dev);  in align_show()  local
184 	return sprintf(buf, "%u\n", dax_region->align);  in align_show()
207 	struct dax_region *dax_region;  in dax_region_free()  local
209 	dax_region = container_of(kref, struct dax_region, kref);  in dax_region_free()
210 	kfree(dax_region);  in dax_region_free()
213 void dax_region_put(struct dax_region *dax_region)  in dax_region_put()  argument
215 	kref_put(&dax_region->kref, dax_region_free);  in dax_region_put()
221 	struct dax_region *dax_region = region;  in dax_region_unregister()  local
223 	sysfs_remove_groups(&dax_region->dev->kobj,  in dax_region_unregister()
225 	dax_region_put(dax_region);  in dax_region_unregister()
228 struct dax_region *alloc_dax_region(struct device *parent, int region_id,  in alloc_dax_region()
232 	struct dax_region *dax_region;  in alloc_dax_region()  local
248 	dax_region = kzalloc(sizeof(*dax_region), GFP_KERNEL);  in alloc_dax_region()
249 	if (!dax_region)  in alloc_dax_region()
252 	dev_set_drvdata(parent, dax_region);  in alloc_dax_region()
253 	memcpy(&dax_region->res, res, sizeof(*res));  in alloc_dax_region()
254 	dax_region->pfn_flags = pfn_flags;  in alloc_dax_region()
255 	kref_init(&dax_region->kref);  in alloc_dax_region()
256 	dax_region->id = region_id;  in alloc_dax_region()
257 	dax_region->align = align;  in alloc_dax_region()
258 	dax_region->dev = parent;  in alloc_dax_region()
259 	dax_region->target_node = target_node;  in alloc_dax_region()
261 		kfree(dax_region);  in alloc_dax_region()
265 	kref_get(&dax_region->kref);  in alloc_dax_region()
266 	if (devm_add_action_or_reset(parent, dax_region_unregister, dax_region))  in alloc_dax_region()
268 	return dax_region;  in alloc_dax_region()
284 	struct dax_region *dax_region = dev_dax->region;  in dev_dax_target_node()  local
286 	return dax_region->target_node;  in dev_dax_target_node()
300 	struct dax_region *dax_region = dev_dax->region;  in dev_dax_resource()  local
302 	return dax_region->res.start;  in dev_dax_resource()
368 	struct dax_region *dax_region = dev_dax->region;  in dev_dax_release()  local
371 	dax_region_put(dax_region);  in dev_dax_release()
387 struct dev_dax *__devm_create_dev_dax(struct dax_region *dax_region, int id,  in __devm_create_dev_dax()  argument
390 	struct device *parent = dax_region->dev;  in __devm_create_dev_dax()
422 	dev_dax->region = dax_region;  in __devm_create_dev_dax()
423 	dev_dax->target_node = dax_region->target_node;  in __devm_create_dev_dax()
424 	kref_get(&dax_region->kref);  in __devm_create_dev_dax()
435 	dev_set_name(dev, "dax%d.%d", dax_region->id, id);  in __devm_create_dev_dax()
444 	rc = devm_add_action_or_reset(dax_region->dev, unregister_dev_dax, dev);  in __devm_create_dev_dax()