1 // SPDX-License-Identifier: GPL-2.0-or-later
3  * devres.c  --  Voltage/Current Regulator framework devres implementation.
22 static struct regulator *_devm_regulator_get(struct device *dev, const char *id,  in _devm_regulator_get()  argument
29 		return ERR_PTR(-ENOMEM);  in _devm_regulator_get()
31 	regulator = _regulator_get(dev, id, get_type);  in _devm_regulator_get()
43  * devm_regulator_get - Resource managed regulator_get()
45  * @id:  supply name or regulator ID.
51 struct regulator *devm_regulator_get(struct device *dev, const char *id)  in devm_regulator_get()  argument
53 	return _devm_regulator_get(dev, id, NORMAL_GET);  in devm_regulator_get()
58  * devm_regulator_get_exclusive - Resource managed regulator_get_exclusive()
60  * @id:  supply name or regulator ID.
67 					       const char *id)  in devm_regulator_get_exclusive()  argument
69 	return _devm_regulator_get(dev, id, EXCLUSIVE_GET);  in devm_regulator_get_exclusive()
74  * devm_regulator_get_optional - Resource managed regulator_get_optional()
76  * @id:  supply name or regulator ID.
83 					      const char *id)  in devm_regulator_get_optional()  argument
85 	return _devm_regulator_get(dev, id, OPTIONAL_GET);  in devm_regulator_get_optional()
100  * devm_regulator_put - Resource managed regulator_put()
104  * this function will not need to be called and the resource management
105  * code will ensure that the resource is freed.
111 	rc = devres_release(regulator->dev, devm_regulator_release,  in devm_regulator_put()
127 	regulator_bulk_free(devres->num_consumers, devres->consumers);  in devm_regulator_bulk_release()
131  * devm_regulator_bulk_get - managed get multiple regulator consumers
154 		return -ENOMEM;  in devm_regulator_bulk_get()
158 		devres->consumers = consumers;  in devm_regulator_bulk_get()
159 		devres->num_consumers = num_consumers;  in devm_regulator_bulk_get()
175  * devm_regulator_register - Resource managed regulator_register()
194 		return ERR_PTR(-ENOMEM);  in devm_regulator_register()
219  * devm_regulator_unregister - Resource managed regulator_unregister()
224  * Normally this function will not need to be called and the resource
225  * management code will ensure that the resource is freed.
239 	const char *id;  member
248 	return match->dev == target->dev && strcmp(match->id, target->id) == 0;  in devm_regulator_match_supply_alias()
255 	regulator_unregister_supply_alias(match->dev, match->id);  in devm_regulator_destroy_supply_alias()
259  * devm_regulator_register_supply_alias - Resource managed
263  * @id:        supply name or regulator ID
265  * @alias_id:  supply name or regulator ID that should be used to lookup the
271 int devm_regulator_register_supply_alias(struct device *dev, const char *id,  in devm_regulator_register_supply_alias()  argument
282 		return -ENOMEM;  in devm_regulator_register_supply_alias()
284 	match->dev = dev;  in devm_regulator_register_supply_alias()
285 	match->id = id;  in devm_regulator_register_supply_alias()
287 	ret = regulator_register_supply_alias(dev, id, alias_dev, alias_id);  in devm_regulator_register_supply_alias()
300  * devm_regulator_unregister_supply_alias - Resource managed
304  * @id:  supply name or regulator ID
308  * will not need to be called and the resource management code
309  * will ensure that the resource is freed.
311 void devm_regulator_unregister_supply_alias(struct device *dev, const char *id)  in devm_regulator_unregister_supply_alias()  argument
317 	match.id = id;  in devm_regulator_unregister_supply_alias()
327  * devm_regulator_bulk_register_supply_alias - Managed register
331  * @id:        list of supply names or regulator IDs
346 					      const char *const *id,  in devm_regulator_bulk_register_supply_alias()  argument
355 		ret = devm_regulator_register_supply_alias(dev, id[i],  in devm_regulator_bulk_register_supply_alias()
366 		"Failed to create supply alias %s,%s -> %s,%s\n",  in devm_regulator_bulk_register_supply_alias()
367 		id[i], dev_name(dev), alias_id[i], dev_name(alias_dev));  in devm_regulator_bulk_register_supply_alias()
369 	while (--i >= 0)  in devm_regulator_bulk_register_supply_alias()
370 		devm_regulator_unregister_supply_alias(dev, id[i]);  in devm_regulator_bulk_register_supply_alias()
377  * devm_regulator_bulk_unregister_supply_alias - Managed unregister
381  * @id:     list of supply names or regulator IDs
386  * will not need to be called and the resource management code
387  * will ensure that the resource is freed.
390 						 const char *const *id,  in devm_regulator_bulk_unregister_supply_alias()  argument
396 		devm_regulator_unregister_supply_alias(dev, id[i]);  in devm_regulator_bulk_unregister_supply_alias()
411 	return match->regulator == target->regulator && match->nb == target->nb;  in devm_regulator_match_notifier()
418 	regulator_unregister_notifier(match->regulator, match->nb);  in devm_regulator_destroy_notifier()
422  * devm_regulator_register_notifier - Resource managed
441 		return -ENOMEM;  in devm_regulator_register_notifier()
443 	match->regulator = regulator;  in devm_regulator_register_notifier()
444 	match->nb = nb;  in devm_regulator_register_notifier()
452 	devres_add(regulator->dev, match);  in devm_regulator_register_notifier()
459  * devm_regulator_unregister_notifier - Resource managed
466  * Normally this function will not need to be called and the resource
467  * management code will ensure that the resource is freed.
478 	rc = devres_release(regulator->dev, devm_regulator_destroy_notifier,  in devm_regulator_unregister_notifier()