2  * devres.c  --  Voltage/Current Regulator framework devres implementation.
22 static void devm_regulator_release(struct device *dev, void *res)  in devm_regulator_release()
27 static struct regulator *_devm_regulator_get(struct device *dev, const char *id,  in _devm_regulator_get()  argument
34 		return ERR_PTR(-ENOMEM);  in _devm_regulator_get()
36 	regulator = _regulator_get(dev, id, get_type);  in _devm_regulator_get()
48  * devm_regulator_get - Resource managed regulator_get()
49  * @dev: device for regulator "consumer"
50  * @id: Supply name or regulator ID.
56 struct regulator *devm_regulator_get(struct device *dev, const char *id)  in devm_regulator_get()  argument
58 	return _devm_regulator_get(dev, id, NORMAL_GET);  in devm_regulator_get()
63  * devm_regulator_get_exclusive - Resource managed regulator_get_exclusive()
64  * @dev: device for regulator "consumer"
65  * @id: Supply name or regulator ID.
71 struct regulator *devm_regulator_get_exclusive(struct device *dev,  in devm_regulator_get_exclusive()
72 					       const char *id)  in devm_regulator_get_exclusive()  argument
74 	return _devm_regulator_get(dev, id, EXCLUSIVE_GET);  in devm_regulator_get_exclusive()
79  * devm_regulator_get_optional - Resource managed regulator_get_optional()
80  * @dev: device for regulator "consumer"
81  * @id: Supply name or regulator ID.
87 struct regulator *devm_regulator_get_optional(struct device *dev,  in devm_regulator_get_optional()
88 					      const char *id)  in devm_regulator_get_optional()  argument
90 	return _devm_regulator_get(dev, id, OPTIONAL_GET);  in devm_regulator_get_optional()
94 static int devm_regulator_match(struct device *dev, void *res, void *data)  in devm_regulator_match()
105  * devm_regulator_put - Resource managed regulator_put()
116 	rc = devres_release(regulator->dev, devm_regulator_release,  in devm_regulator_put()
128 static void devm_regulator_bulk_release(struct device *dev, void *res)  in devm_regulator_bulk_release()
132 	regulator_bulk_free(devres->num_consumers, devres->consumers);  in devm_regulator_bulk_release()
136  * devm_regulator_bulk_get - managed get multiple regulator consumers
138  * @dev:           Device to supply
146  * automatically be freed when the device is unbound.  If any of the
150 int devm_regulator_bulk_get(struct device *dev, int num_consumers,  in devm_regulator_bulk_get()
159 		return -ENOMEM;  in devm_regulator_bulk_get()
163 		devres->consumers = consumers;  in devm_regulator_bulk_get()
164 		devres->num_consumers = num_consumers;  in devm_regulator_bulk_get()
174 static void devm_rdev_release(struct device *dev, void *res)  in devm_rdev_release()
180  * devm_regulator_register - Resource managed regulator_register()
186  * error.  The regulator will automatically be released when the device
189 struct regulator_dev *devm_regulator_register(struct device *dev,  in devm_regulator_register()
198 		return ERR_PTR(-ENOMEM);  in devm_regulator_register()
212 static int devm_rdev_match(struct device *dev, void *res, void *data)  in devm_rdev_match()
223  * devm_regulator_unregister - Resource managed regulator_unregister()
230 void devm_regulator_unregister(struct device *dev, struct regulator_dev *rdev)  in devm_regulator_unregister()
241 	struct device *dev;
242 	const char *id;  member
245 static int devm_regulator_match_supply_alias(struct device *dev, void *res,  in devm_regulator_match_supply_alias()
251 	return match->dev == target->dev && strcmp(match->id, target->id) == 0;  in devm_regulator_match_supply_alias()
254 static void devm_regulator_destroy_supply_alias(struct device *dev, void *res)  in devm_regulator_destroy_supply_alias()
258 	regulator_unregister_supply_alias(match->dev, match->id);  in devm_regulator_destroy_supply_alias()
262  * devm_regulator_register_supply_alias - Resource managed
265  * @dev: device that will be given as the regulator "consumer"
266  * @id: Supply name or regulator ID
267  * @alias_dev: device that should be used to lookup the supply
268  * @alias_id: Supply name or regulator ID that should be used to lookup the
272  * device is unbound.
274 int devm_regulator_register_supply_alias(struct device *dev, const char *id,  in devm_regulator_register_supply_alias()  argument
275 					 struct device *alias_dev,  in devm_regulator_register_supply_alias()
285 		return -ENOMEM;  in devm_regulator_register_supply_alias()
287 	match->dev = dev;  in devm_regulator_register_supply_alias()
288 	match->id = id;  in devm_regulator_register_supply_alias()
290 	ret = regulator_register_supply_alias(dev, id, alias_dev, alias_id);  in devm_regulator_register_supply_alias()
303  * devm_regulator_unregister_supply_alias - Resource managed
306  * @dev: device that will be given as the regulator "consumer"
307  * @id: Supply name or regulator ID
314 void devm_regulator_unregister_supply_alias(struct device *dev, const char *id)  in devm_regulator_unregister_supply_alias()  argument
320 	match.id = id;  in devm_regulator_unregister_supply_alias()
330  * devm_regulator_bulk_register_supply_alias - Managed register
333  * @dev: device that will be given as the regulator "consumer"
334  * @id: List of supply names or regulator IDs
335  * @alias_dev: device that should be used to lookup the supply
344  * unregisters when the source device is unbound.  If any of the
348 int devm_regulator_bulk_register_supply_alias(struct device *dev,  in devm_regulator_bulk_register_supply_alias()
349 					      const char *const *id,  in devm_regulator_bulk_register_supply_alias()  argument
350 					      struct device *alias_dev,  in devm_regulator_bulk_register_supply_alias()
358 		ret = devm_regulator_register_supply_alias(dev, id[i],  in devm_regulator_bulk_register_supply_alias()
369 		"Failed to create supply alias %s,%s -> %s,%s\n",  in devm_regulator_bulk_register_supply_alias()
370 		id[i], dev_name(dev), alias_id[i], dev_name(alias_dev));  in devm_regulator_bulk_register_supply_alias()
372 	while (--i >= 0)  in devm_regulator_bulk_register_supply_alias()
373 		devm_regulator_unregister_supply_alias(dev, id[i]);  in devm_regulator_bulk_register_supply_alias()
380  * devm_regulator_bulk_unregister_supply_alias - Managed unregister
383  * @dev: device that will be given as the regulator "consumer"
384  * @id: List of supply names or regulator IDs
392 void devm_regulator_bulk_unregister_supply_alias(struct device *dev,  in devm_regulator_bulk_unregister_supply_alias()
393 						 const char *const *id,  in devm_regulator_bulk_unregister_supply_alias()  argument
399 		devm_regulator_unregister_supply_alias(dev, id[i]);  in devm_regulator_bulk_unregister_supply_alias()
408 static int devm_regulator_match_notifier(struct device *dev, void *res,  in devm_regulator_match_notifier()
414 	return match->regulator == target->regulator && match->nb == target->nb;  in devm_regulator_match_notifier()
417 static void devm_regulator_destroy_notifier(struct device *dev, void *res)  in devm_regulator_destroy_notifier()
421 	regulator_unregister_notifier(match->regulator, match->nb);  in devm_regulator_destroy_notifier()
425  * devm_regulator_register_notifier - Resource managed
431  * The notifier will be registers under the consumer device and be
432  * automatically be unregistered when the source device is unbound.
444 		return -ENOMEM;  in devm_regulator_register_notifier()
446 	match->regulator = regulator;  in devm_regulator_register_notifier()
447 	match->nb = nb;  in devm_regulator_register_notifier()
455 	devres_add(regulator->dev, match);  in devm_regulator_register_notifier()
462  * devm_regulator_unregister_notifier - Resource managed
481 	rc = devres_release(regulator->dev, devm_regulator_destroy_notifier,  in devm_regulator_unregister_notifier()