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Merge remote-tracking branch 'regulator/topic/devm' into regulator-palmas

Browse Source 
Conflicts:
	drivers/regulator/palmas-regulator.c
This commit is contained in:
Mark Brown 2013-09-17 00:34:28 +01:00
commit d0175e7e78
50 changed files with 514 additions and 1099 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
Documentation/driver-model/devres.txt
View File

@ -283,6 +283,7 @@ REGULATOR
devm_regulator_get()
devm_regulator_put()
devm_regulator_bulk_get()
devm_regulator_register()
CLOCK
devm_clk_get()

12
drivers/regulator/88pm8607.c
View File

@ -391,7 +391,8 @@ static int pm8607_regulator_probe(struct platform_device *pdev)
else
config.regmap = chip->regmap_companion;
info->regulator = regulator_register(&info->desc, &config);
info->regulator = devm_regulator_register(&pdev->dev, &info->desc,
&config);
if (IS_ERR(info->regulator)) {
dev_err(&pdev->dev, "failed to register regulator %s\n",
info->desc.name);
@ -402,14 +403,6 @@ static int pm8607_regulator_probe(struct platform_device *pdev)
return 0;
}
static int pm8607_regulator_remove(struct platform_device *pdev)
{
struct pm8607_regulator_info *info = platform_get_drvdata(pdev);
regulator_unregister(info->regulator);
return 0;
}
static struct platform_device_id pm8607_regulator_driver_ids[] = {
{
.name = "88pm860x-regulator",
@ -428,7 +421,6 @@ static struct platform_driver pm8607_regulator_driver = {
.owner = THIS_MODULE,
},
.probe = pm8607_regulator_probe,
.remove = pm8607_regulator_remove,
.id_table = pm8607_regulator_driver_ids,
};

2
drivers/regulator/Makefile
View File

@ -3,7 +3,7 @@
#
obj-$(CONFIG_REGULATOR) += core.o dummy.o fixed-helper.o helpers.o
obj-$(CONFIG_REGULATOR) += core.o dummy.o fixed-helper.o helpers.o devres.o
obj-$(CONFIG_OF) += of_regulator.o
obj-$(CONFIG_REGULATOR_FIXED_VOLTAGE) += fixed.o
obj-$(CONFIG_REGULATOR_VIRTUAL_CONSUMER) += virtual.o

11
drivers/regulator/aat2870-regulator.c
View File

@ -176,7 +176,7 @@ static int aat2870_regulator_probe(struct platform_device *pdev)
config.driver_data = ri;
config.init_data = dev_get_platdata(&pdev->dev);
rdev = regulator_register(&ri->desc, &config);
rdev = devm_regulator_register(&pdev->dev, &ri->desc, &config);
if (IS_ERR(rdev)) {
dev_err(&pdev->dev, "Failed to register regulator %s\n",
ri->desc.name);
@ -187,21 +187,12 @@ static int aat2870_regulator_probe(struct platform_device *pdev)
return 0;
}
static int aat2870_regulator_remove(struct platform_device *pdev)
{
struct regulator_dev *rdev = platform_get_drvdata(pdev);
regulator_unregister(rdev);
return 0;
}
static struct platform_driver aat2870_regulator_driver = {
.driver = {
.name = "aat2870-regulator",
.owner = THIS_MODULE,
},
.probe = aat2870_regulator_probe,
.remove = aat2870_regulator_remove,
};
static int __init aat2870_regulator_init(void)

19
drivers/regulator/ad5398.c
View File

@ -219,7 +219,6 @@ static int ad5398_probe(struct i2c_client *client,
struct ad5398_chip_info *chip;
const struct ad5398_current_data_format *df =
(struct ad5398_current_data_format *)id->driver_data;
int ret;
if (!init_data)
return -EINVAL;
@ -240,33 +239,21 @@ static int ad5398_probe(struct i2c_client *client,
chip->current_offset = df->current_offset;
chip->current_mask = (chip->current_level - 1) << chip->current_offset;
chip->rdev = regulator_register(&ad5398_reg, &config);
chip->rdev = devm_regulator_register(&client->dev, &ad5398_reg,
&config);
if (IS_ERR(chip->rdev)) {
ret = PTR_ERR(chip->rdev);
dev_err(&client->dev, "failed to register %s %s\n",
id->name, ad5398_reg.name);
goto err;
return PTR_ERR(chip->rdev);
}
i2c_set_clientdata(client, chip);
dev_dbg(&client->dev, "%s regulator driver is registered.\n", id->name);
return 0;
err:
return ret;
}
static int ad5398_remove(struct i2c_client *client)
{
struct ad5398_chip_info *chip = i2c_get_clientdata(client);
regulator_unregister(chip->rdev);
return 0;
}
static struct i2c_driver ad5398_driver = {
.probe = ad5398_probe,
.remove = ad5398_remove,
.driver = {
.name = "ad5398",
},

3
drivers/regulator/anatop-regulator.c
View File

@ -200,7 +200,7 @@ static int anatop_regulator_probe(struct platform_device *pdev)
config.regmap = sreg->anatop;
/* register regulator */
rdev = regulator_register(rdesc, &config);
rdev = devm_regulator_register(dev, rdesc, &config);
if (IS_ERR(rdev)) {
dev_err(dev, "failed to register %s\n",
rdesc->name);
@ -223,7 +223,6 @@ static int anatop_regulator_remove(struct platform_device *pdev)
struct anatop_regulator *sreg = rdev_get_drvdata(rdev);
const char *name = sreg->name;
regulator_unregister(rdev);
kfree(name);
return 0;

12
drivers/regulator/arizona-ldo1.c
View File

@ -226,7 +226,7 @@ static int arizona_ldo1_probe(struct platform_device *pdev)
else
config.init_data = &ldo1->init_data;
ldo1->regulator = regulator_register(desc, &config);
ldo1->regulator = devm_regulator_register(&pdev->dev, desc, &config);
if (IS_ERR(ldo1->regulator)) {
ret = PTR_ERR(ldo1->regulator);
dev_err(arizona->dev, "Failed to register LDO1 supply: %d\n",
@ -239,18 +239,8 @@ static int arizona_ldo1_probe(struct platform_device *pdev)
return 0;
}
static int arizona_ldo1_remove(struct platform_device *pdev)
{
struct arizona_ldo1 *ldo1 = platform_get_drvdata(pdev);
regulator_unregister(ldo1->regulator);
return 0;
}
static struct platform_driver arizona_ldo1_driver = {
.probe = arizona_ldo1_probe,
.remove = arizona_ldo1_remove,
.driver = {
.name = "arizona-ldo1",
.owner = THIS_MODULE,

14
drivers/regulator/arizona-micsupp.c
View File

@ -225,7 +225,9 @@ static int arizona_micsupp_probe(struct platform_device *pdev)
regmap_update_bits(arizona->regmap, ARIZONA_MIC_CHARGE_PUMP_1,
ARIZONA_CPMIC_BYPASS, 0);
micsupp->regulator = regulator_register(&arizona_micsupp, &config);
micsupp->regulator = devm_regulator_register(&pdev->dev,
&arizona_micsupp,
&config);
if (IS_ERR(micsupp->regulator)) {
ret = PTR_ERR(micsupp->regulator);
dev_err(arizona->dev, "Failed to register mic supply: %d\n",
@ -238,18 +240,8 @@ static int arizona_micsupp_probe(struct platform_device *pdev)
return 0;
}
static int arizona_micsupp_remove(struct platform_device *pdev)
{
struct arizona_micsupp *micsupp = platform_get_drvdata(pdev);
regulator_unregister(micsupp->regulator);
return 0;
}
static struct platform_driver arizona_micsupp_driver = {
.probe = arizona_micsupp_probe,
.remove = arizona_micsupp_remove,
.driver = {
.name = "arizona-micsupp",
.owner = THIS_MODULE,

22
drivers/regulator/as3711-regulator.c
View File

@ -273,33 +273,16 @@ static int as3711_regulator_probe(struct platform_device *pdev)
config.regmap = as3711->regmap;
config.of_node = of_node[id];
rdev = regulator_register(&ri->desc, &config);
rdev = devm_regulator_register(&pdev->dev, &ri->desc, &config);
if (IS_ERR(rdev)) {
dev_err(&pdev->dev, "Failed to register regulator %s\n",
ri->desc.name);
ret = PTR_ERR(rdev);
goto eregreg;
return PTR_ERR(rdev);
}
reg->rdev = rdev;
}
platform_set_drvdata(pdev, regs);
return 0;
eregreg:
while (--id >= 0)
regulator_unregister(regs[id].rdev);
return ret;
}
static int as3711_regulator_remove(struct platform_device *pdev)
{
struct as3711_regulator *regs = platform_get_drvdata(pdev);
int id;
for (id = 0; id < AS3711_REGULATOR_NUM; ++id)
regulator_unregister(regs[id].rdev);
return 0;
}
static struct platform_driver as3711_regulator_driver = {
@ -308,7 +291,6 @@ static struct platform_driver as3711_regulator_driver = {
.owner = THIS_MODULE,
},
.probe = as3711_regulator_probe,
.remove = as3711_regulator_remove,
};
static int __init as3711_regulator_init(void)

189
drivers/regulator/core.c
View File

@ -36,6 +36,7 @@
#include <trace/events/regulator.h>
#include "dummy.h"
#include "internal.h"
#define rdev_crit(rdev, fmt, ...) \
pr_crit("%s: " fmt, rdev_get_name(rdev), ##__VA_ARGS__)
@ -82,25 +83,6 @@ struct regulator_enable_gpio {
unsigned int ena_gpio_invert:1;
};
/*
* struct regulator
*
* One for each consumer device.
*/
struct regulator {
struct device *dev;
struct list_head list;
unsigned int always_on:1;
unsigned int bypass:1;
int uA_load;
int min_uV;
int max_uV;
char *supply_name;
struct device_attribute dev_attr;
struct regulator_dev *rdev;
struct dentry *debugfs;
};
static int _regulator_is_enabled(struct regulator_dev *rdev);
static int _regulator_disable(struct regulator_dev *rdev);
static int _regulator_get_voltage(struct regulator_dev *rdev);
@ -1353,40 +1335,6 @@ struct regulator *regulator_get(struct device *dev, const char *id)
}
EXPORT_SYMBOL_GPL(regulator_get);
static void devm_regulator_release(struct device *dev, void *res)
{
regulator_put(*(struct regulator **)res);
}
/**
* devm_regulator_get - Resource managed regulator_get()
* @dev: device for regulator "consumer"
* @id: Supply name or regulator ID.
*
* Managed regulator_get(). Regulators returned from this function are
* automatically regulator_put() on driver detach. See regulator_get() for more
* information.
*/
struct regulator *devm_regulator_get(struct device *dev, const char *id)
{
struct regulator **ptr, *regulator;
ptr = devres_alloc(devm_regulator_release, sizeof(*ptr), GFP_KERNEL);
if (!ptr)
return ERR_PTR(-ENOMEM);
regulator = regulator_get(dev, id);
if (!IS_ERR(regulator)) {
*ptr = regulator;
devres_add(dev, ptr);
} else {
devres_free(ptr);
}
return regulator;
}
EXPORT_SYMBOL_GPL(devm_regulator_get);
/**
* regulator_get_exclusive - obtain exclusive access to a regulator.
* @dev: device for regulator "consumer"
@ -1443,36 +1391,6 @@ struct regulator *regulator_get_optional(struct device *dev, const char *id)
}
EXPORT_SYMBOL_GPL(regulator_get_optional);
/**
* devm_regulator_get_optional - Resource managed regulator_get_optional()
* @dev: device for regulator "consumer"
* @id: Supply name or regulator ID.
*
* Managed regulator_get_optional(). Regulators returned from this
* function are automatically regulator_put() on driver detach. See
* regulator_get_optional() for more information.
*/
struct regulator *devm_regulator_get_optional(struct device *dev,
const char *id)
{
struct regulator **ptr, *regulator;
ptr = devres_alloc(devm_regulator_release, sizeof(*ptr), GFP_KERNEL);
if (!ptr)
return ERR_PTR(-ENOMEM);
regulator = regulator_get_optional(dev, id);
if (!IS_ERR(regulator)) {
*ptr = regulator;
devres_add(dev, ptr);
} else {
devres_free(ptr);
}
return regulator;
}
EXPORT_SYMBOL_GPL(devm_regulator_get_optional);
/* Locks held by regulator_put() */
static void _regulator_put(struct regulator *regulator)
{
@ -1498,36 +1416,6 @@ static void _regulator_put(struct regulator *regulator)
module_put(rdev->owner);
}
/**
* devm_regulator_get_exclusive - Resource managed regulator_get_exclusive()
* @dev: device for regulator "consumer"
* @id: Supply name or regulator ID.
*
* Managed regulator_get_exclusive(). Regulators returned from this function
* are automatically regulator_put() on driver detach. See regulator_get() for
* more information.
*/
struct regulator *devm_regulator_get_exclusive(struct device *dev,
const char *id)
{
struct regulator **ptr, *regulator;
ptr = devres_alloc(devm_regulator_release, sizeof(*ptr), GFP_KERNEL);
if (!ptr)
return ERR_PTR(-ENOMEM);
regulator = _regulator_get(dev, id, 1);
if (!IS_ERR(regulator)) {
*ptr = regulator;
devres_add(dev, ptr);
} else {
devres_free(ptr);
}
return regulator;
}
EXPORT_SYMBOL_GPL(devm_regulator_get_exclusive);
/**
* regulator_put - "free" the regulator source
* @regulator: regulator source
@ -1544,35 +1432,6 @@ void regulator_put(struct regulator *regulator)
}
EXPORT_SYMBOL_GPL(regulator_put);
static int devm_regulator_match(struct device *dev, void *res, void *data)
{
struct regulator **r = res;
if (!r || !*r) {
WARN_ON(!r || !*r);
return 0;
}
return *r == data;
}
/**
* devm_regulator_put - Resource managed regulator_put()
* @regulator: regulator to free
*
* Deallocate a regulator allocated with devm_regulator_get(). Normally
* this function will not need to be called and the resource management
* code will ensure that the resource is freed.
*/
void devm_regulator_put(struct regulator *regulator)
{
int rc;
rc = devres_release(regulator->dev, devm_regulator_release,
devm_regulator_match, regulator);
if (rc != 0)
WARN_ON(rc);
}
EXPORT_SYMBOL_GPL(devm_regulator_put);
/* Manage enable GPIO list. Same GPIO pin can be shared among regulators */
static int regulator_ena_gpio_request(struct regulator_dev *rdev,
const struct regulator_config *config)
@ -2912,52 +2771,6 @@ err:
}
EXPORT_SYMBOL_GPL(regulator_bulk_get);
/**
* devm_regulator_bulk_get - managed get multiple regulator consumers
*
* @dev: Device to supply
* @num_consumers: Number of consumers to register
* @consumers: Configuration of consumers; clients are stored here.
*
* @return 0 on success, an errno on failure.
*
* This helper function allows drivers to get several regulator
* consumers in one operation with management, the regulators will
* automatically be freed when the device is unbound. If any of the
* regulators cannot be acquired then any regulators that were
* allocated will be freed before returning to the caller.
*/
int devm_regulator_bulk_get(struct device *dev, int num_consumers,
struct regulator_bulk_data *consumers)
{
int i;
int ret;
for (i = 0; i < num_consumers; i++)
consumers[i].consumer = NULL;
for (i = 0; i < num_consumers; i++) {
consumers[i].consumer = devm_regulator_get(dev,
consumers[i].supply);
if (IS_ERR(consumers[i].consumer)) {
ret = PTR_ERR(consumers[i].consumer);
dev_err(dev, "Failed to get supply '%s': %d\n",
consumers[i].supply, ret);
consumers[i].consumer = NULL;
goto err;
}
}
return 0;
err:
for (i = 0; i < num_consumers && consumers[i].consumer; i++)
devm_regulator_put(consumers[i].consumer);
return ret;
}
EXPORT_SYMBOL_GPL(devm_regulator_bulk_get);
static void regulator_bulk_enable_async(void *data, async_cookie_t cookie)
{
struct regulator_bulk_data *bulk = data;

11
drivers/regulator/da903x.c
View File

@ -463,7 +463,7 @@ static int da903x_regulator_probe(struct platform_device *pdev)
config.init_data = dev_get_platdata(&pdev->dev);
config.driver_data = ri;
rdev = regulator_register(&ri->desc, &config);
rdev = devm_regulator_register(&pdev->dev, &ri->desc, &config);
if (IS_ERR(rdev)) {
dev_err(&pdev->dev, "failed to register regulator %s\n",
ri->desc.name);
@ -474,21 +474,12 @@ static int da903x_regulator_probe(struct platform_device *pdev)
return 0;
}
static int da903x_regulator_remove(struct platform_device *pdev)
{
struct regulator_dev *rdev = platform_get_drvdata(pdev);
regulator_unregister(rdev);
return 0;
}
static struct platform_driver da903x_regulator_driver = {
.driver = {
.name = "da903x-regulator",
.owner = THIS_MODULE,
},
.probe = da903x_regulator_probe,
.remove = da903x_regulator_remove,
};
static int __init da903x_regulator_init(void)

14
drivers/regulator/da9052-regulator.c
View File

@ -389,8 +389,9 @@ static int da9052_regulator_probe(struct platform_device *pdev)
#endif
}
regulator->rdev = regulator_register(&regulator->info->reg_desc,
&config);
regulator->rdev = devm_regulator_register(&pdev->dev,
&regulator->info->reg_desc,
&config);
if (IS_ERR(regulator->rdev)) {
dev_err(&pdev->dev, "failed to register regulator %s\n",
regulator->info->reg_desc.name);
@ -402,17 +403,8 @@ static int da9052_regulator_probe(struct platform_device *pdev)
return 0;
}
static int da9052_regulator_remove(struct platform_device *pdev)
{
struct da9052_regulator *regulator = platform_get_drvdata(pdev);
regulator_unregister(regulator->rdev);
return 0;
}
static struct platform_driver da9052_regulator_driver = {
.probe = da9052_regulator_probe,
.remove = da9052_regulator_remove,
.driver = {
.name = "da9052-regulator",
.owner = THIS_MODULE,

24
drivers/regulator/da9055-regulator.c
View File

@ -564,13 +564,13 @@ static int da9055_regulator_probe(struct platform_device *pdev)
if (ret < 0)
return ret;
regulator->rdev = regulator_register(&regulator->info->reg_desc,
&config);
regulator->rdev = devm_regulator_register(&pdev->dev,
&regulator->info->reg_desc,
&config);
if (IS_ERR(regulator->rdev)) {
dev_err(&pdev->dev, "Failed to register regulator %s\n",
regulator->info->reg_desc.name);
ret = PTR_ERR(regulator->rdev);
return ret;
return PTR_ERR(regulator->rdev);
}
/* Only LDO 5 and 6 has got the over current interrupt */
@ -588,32 +588,18 @@ static int da9055_regulator_probe(struct platform_device *pdev)
dev_err(&pdev->dev,
"Failed to request Regulator IRQ %d: %d\n",
irq, ret);
goto err_regulator;
return ret;
}
}
}
platform_set_drvdata(pdev, regulator);
return 0;
err_regulator:
regulator_unregister(regulator->rdev);
return ret;
}
static int da9055_regulator_remove(struct platform_device *pdev)
{
struct da9055_regulator *regulator = platform_get_drvdata(pdev);
regulator_unregister(regulator->rdev);
return 0;
}
static struct platform_driver da9055_regulator_driver = {
.probe = da9055_regulator_probe,
.remove = da9055_regulator_remove,
.driver = {
.name = "da9055-regulator",
.owner = THIS_MODULE,

252
drivers/regulator/devres.c Normal file
View File

@ -0,0 +1,252 @@
/*
* devres.c -- Voltage/Current Regulator framework devres implementation.
*
* Copyright 2013 Linaro Ltd
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
*/
#include <linux/kernel.h>
#include <linux/err.h>
#include <linux/regmap.h>
#include <linux/regulator/consumer.h>
#include <linux/regulator/driver.h>
#include <linux/module.h>
#include "internal.h"
enum {
NORMAL_GET,
EXCLUSIVE_GET,
OPTIONAL_GET,
};
static void devm_regulator_release(struct device *dev, void *res)
{
regulator_put(*(struct regulator **)res);
}
static struct regulator *_devm_regulator_get(struct device *dev, const char *id,
int get_type)
{
struct regulator **ptr, *regulator;
ptr = devres_alloc(devm_regulator_release, sizeof(*ptr), GFP_KERNEL);
if (!ptr)
return ERR_PTR(-ENOMEM);
switch (get_type) {
case NORMAL_GET:
regulator = regulator_get(dev, id);
break;
case EXCLUSIVE_GET:
regulator = regulator_get_exclusive(dev, id);
break;
case OPTIONAL_GET:
regulator = regulator_get_optional(dev, id);
break;
default:
regulator = ERR_PTR(-EINVAL);
}
if (!IS_ERR(regulator)) {
*ptr = regulator;
devres_add(dev, ptr);
} else {
devres_free(ptr);
}
return regulator;
}
/**
* devm_regulator_get - Resource managed regulator_get()
* @dev: device for regulator "consumer"
* @id: Supply name or regulator ID.
*
* Managed regulator_get(). Regulators returned from this function are
* automatically regulator_put() on driver detach. See regulator_get() for more
* information.
*/
struct regulator *devm_regulator_get(struct device *dev, const char *id)
{
return _devm_regulator_get(dev, id, NORMAL_GET);
}
EXPORT_SYMBOL_GPL(devm_regulator_get);
/**
* devm_regulator_get_exclusive - Resource managed regulator_get_exclusive()
* @dev: device for regulator "consumer"
* @id: Supply name or regulator ID.
*
* Managed regulator_get_exclusive(). Regulators returned from this function
* are automatically regulator_put() on driver detach. See regulator_get() for
* more information.
*/
struct regulator *devm_regulator_get_exclusive(struct device *dev,
const char *id)
{
return _devm_regulator_get(dev, id, EXCLUSIVE_GET);
}
EXPORT_SYMBOL_GPL(devm_regulator_get_exclusive);
/**
* devm_regulator_get_optional - Resource managed regulator_get_optional()
* @dev: device for regulator "consumer"
* @id: Supply name or regulator ID.
*
* Managed regulator_get_optional(). Regulators returned from this
* function are automatically regulator_put() on driver detach. See
* regulator_get_optional() for more information.
*/
struct regulator *devm_regulator_get_optional(struct device *dev,
const char *id)
{
return _devm_regulator_get(dev, id, OPTIONAL_GET);
}
EXPORT_SYMBOL_GPL(devm_regulator_get_optional);
static int devm_regulator_match(struct device *dev, void *res, void *data)
{
struct regulator **r = res;
if (!r || !*r) {
WARN_ON(!r || !*r);
return 0;
}
return *r == data;
}
/**
* devm_regulator_put - Resource managed regulator_put()
* @regulator: regulator to free
*
* Deallocate a regulator allocated with devm_regulator_get(). Normally
* this function will not need to be called and the resource management
* code will ensure that the resource is freed.
*/
void devm_regulator_put(struct regulator *regulator)
{
int rc;
rc = devres_release(regulator->dev, devm_regulator_release,
devm_regulator_match, regulator);
if (rc != 0)
WARN_ON(rc);
}
EXPORT_SYMBOL_GPL(devm_regulator_put);
/**
* devm_regulator_bulk_get - managed get multiple regulator consumers
*
* @dev: Device to supply
* @num_consumers: Number of consumers to register
* @consumers: Configuration of consumers; clients are stored here.
*
* @return 0 on success, an errno on failure.
*
* This helper function allows drivers to get several regulator
* consumers in one operation with management, the regulators will
* automatically be freed when the device is unbound. If any of the
* regulators cannot be acquired then any regulators that were
* allocated will be freed before returning to the caller.
*/
int devm_regulator_bulk_get(struct device *dev, int num_consumers,
struct regulator_bulk_data *consumers)
{
int i;
int ret;
for (i = 0; i < num_consumers; i++)
consumers[i].consumer = NULL;
for (i = 0; i < num_consumers; i++) {
consumers[i].consumer = devm_regulator_get(dev,
consumers[i].supply);
if (IS_ERR(consumers[i].consumer)) {
ret = PTR_ERR(consumers[i].consumer);
dev_err(dev, "Failed to get supply '%s': %d\n",
consumers[i].supply, ret);
consumers[i].consumer = NULL;
goto err;
}
}
return 0;
err:
for (i = 0; i < num_consumers && consumers[i].consumer; i++)
devm_regulator_put(consumers[i].consumer);
return ret;
}
EXPORT_SYMBOL_GPL(devm_regulator_bulk_get);
static void devm_rdev_release(struct device *dev, void *res)
{
regulator_unregister(*(struct regulator_dev **)res);
}
/**
* devm_regulator_register - Resource managed regulator_register()
* @regulator_desc: regulator to register
* @config: runtime configuration for regulator
*
* Called by regulator drivers to register a regulator. Returns a
* valid pointer to struct regulator_dev on success or an ERR_PTR() on
* error. The regulator will automatically be released when the device
* is unbound.
*/
struct regulator_dev *devm_regulator_register(struct device *dev,
const struct regulator_desc *regulator_desc,
const struct regulator_config *config)
{
struct regulator_dev **ptr, *rdev;
ptr = devres_alloc(devm_rdev_release, sizeof(*ptr),
GFP_KERNEL);
if (!ptr)
return ERR_PTR(-ENOMEM);
rdev = regulator_register(regulator_desc, config);
if (!IS_ERR(rdev)) {
*ptr = rdev;
devres_add(dev, ptr);
} else {
devres_free(ptr);
}
return rdev;
}
EXPORT_SYMBOL_GPL(devm_regulator_register);
static int devm_rdev_match(struct device *dev, void *res, void *data)
{
struct regulator_dev **r = res;
if (!r || !*r) {
WARN_ON(!r || !*r);
return 0;
}
return *r == data;
}
/**
* devm_regulator_unregister - Resource managed regulator_unregister()
* @regulator: regulator to free
*
* Unregister a regulator registered with devm_regulator_register().
* Normally this function will not need to be called and the resource
* management code will ensure that the resource is freed.
*/
void devm_regulator_unregister(struct device *dev, struct regulator_dev *rdev)
{
int rc;
rc = devres_release(dev, devm_rdev_release, devm_rdev_match, rdev);
if (rc != 0)
WARN_ON(rc);
}
EXPORT_SYMBOL_GPL(devm_regulator_unregister);

12
drivers/regulator/fan53555.c
View File

@ -218,9 +218,8 @@ static int fan53555_regulator_register(struct fan53555_device_info *di,
rdesc->vsel_mask = VSEL_NSEL_MASK;
rdesc->owner = THIS_MODULE;
di->rdev = regulator_register(&di->desc, config);
di->rdev = devm_regulator_register(di->dev, &di->desc, config);
return PTR_ERR_OR_ZERO(di->rdev);
}
static struct regmap_config fan53555_regmap_config = {
@ -291,14 +290,6 @@ static int fan53555_regulator_probe(struct i2c_client *client,
}
static int fan53555_regulator_remove(struct i2c_client *client)
{
struct fan53555_device_info *di = i2c_get_clientdata(client);
regulator_unregister(di->rdev);
return 0;
}
static const struct i2c_device_id fan53555_id[] = {
{"fan53555", -1},
{ },
@ -309,7 +300,6 @@ static struct i2c_driver fan53555_regulator_driver = {
.name = "fan53555-regulator",
},
.probe = fan53555_regulator_probe,
.remove = fan53555_regulator_remove,
.id_table = fan53555_id,
};

38
drivers/regulator/internal.h Normal file
View File

@ -0,0 +1,38 @@
/*
* internal.h -- Voltage/Current Regulator framework internal code
*
* Copyright 2007, 2008 Wolfson Microelectronics PLC.
* Copyright 2008 SlimLogic Ltd.
*
* Author: Liam Girdwood <lrg@slimlogic.co.uk>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*
*/
#ifndef __REGULATOR_INTERNAL_H
#define __REGULATOR_INTERNAL_H
/*
* struct regulator
*
* One for each consumer device.
*/
struct regulator {
struct device *dev;
struct list_head list;
unsigned int always_on:1;
unsigned int bypass:1;
int uA_load;
int min_uV;
int max_uV;
char *supply_name;
struct device_attribute dev_attr;
struct regulator_dev *rdev;
struct dentry *debugfs;
};
#endif

24
drivers/regulator/isl6271a-regulator.c
View File

@ -112,7 +112,7 @@ static int isl6271a_probe(struct i2c_client *i2c,
struct regulator_config config = { };
struct regulator_init_data *init_data = dev_get_platdata(&i2c->dev);
struct isl_pmic *pmic;
int err, i;
int i;
if (!i2c_check_functionality(i2c->adapter, I2C_FUNC_SMBUS_BYTE_DATA))
return -EIO;
@ -133,32 +133,17 @@ static int isl6271a_probe(struct i2c_client *i2c,
config.init_data = NULL;
config.driver_data = pmic;
pmic->rdev[i] = regulator_register(&isl_rd[i], &config);
pmic->rdev[i] = devm_regulator_register(&i2c->dev, &isl_rd[i],
&config);
if (IS_ERR(pmic->rdev[i])) {
dev_err(&i2c->dev, "failed to register %s\n", id->name);
err = PTR_ERR(pmic->rdev[i]);
goto error;
return PTR_ERR(pmic->rdev[i]);
}
}
i2c_set_clientdata(i2c, pmic);
return 0;
error:
while (--i >= 0)
regulator_unregister(pmic->rdev[i]);
return err;
}
static int isl6271a_remove(struct i2c_client *i2c)
{
struct isl_pmic *pmic = i2c_get_clientdata(i2c);
int i;
for (i = 0; i < 3; i++)
regulator_unregister(pmic->rdev[i]);
return 0;
}
static const struct i2c_device_id isl6271a_id[] = {
@ -174,7 +159,6 @@ static struct i2c_driver isl6271a_i2c_driver = {
.owner = THIS_MODULE,
},
.probe = isl6271a_probe,
.remove = isl6271a_remove,
.id_table = isl6271a_id,
};

26
drivers/regulator/max1586.c
View File

@ -166,7 +166,7 @@ static int max1586_pmic_probe(struct i2c_client *client,
struct max1586_platform_data *pdata = dev_get_platdata(&client->dev);
struct regulator_config config = { };
struct max1586_data *max1586;
int i, id, ret = -ENOMEM;
int i, id;
max1586 = devm_kzalloc(&client->dev, sizeof(struct max1586_data) +
sizeof(struct regulator_dev *) * (MAX1586_V6 + 1),
@ -193,7 +193,7 @@ static int max1586_pmic_probe(struct i2c_client *client,
continue;
if (id < MAX1586_V3 || id > MAX1586_V6) {
dev_err(&client->dev, "invalid regulator id %d\n", id);
goto err;
return -EINVAL;
}
if (id == MAX1586_V3) {
@ -207,33 +207,18 @@ static int max1586_pmic_probe(struct i2c_client *client,
config.init_data = pdata->subdevs[i].platform_data;
config.driver_data = max1586;
rdev[i] = regulator_register(&max1586_reg[id], &config);
rdev[i] = devm_regulator_register(&client->dev,
&max1586_reg[id], &config);
if (IS_ERR(rdev[i])) {
ret = PTR_ERR(rdev[i]);
dev_err(&client->dev, "failed to register %s\n",
max1586_reg[id].name);
goto err;
return PTR_ERR(rdev[i]);
}
}
i2c_set_clientdata(client, max1586);
dev_info(&client->dev, "Maxim 1586 regulator driver loaded\n");
return 0;
err:
while (--i >= 0)
regulator_unregister(rdev[i]);
return ret;
}
static int max1586_pmic_remove(struct i2c_client *client)
{
struct max1586_data *max1586 = i2c_get_clientdata(client);
int i;
for (i = 0; i <= MAX1586_V6; i++)
regulator_unregister(max1586->rdev[i]);
return 0;
}
static const struct i2c_device_id max1586_id[] = {
@ -244,7 +229,6 @@ MODULE_DEVICE_TABLE(i2c, max1586_id);
static struct i2c_driver max1586_pmic_driver = {
.probe = max1586_pmic_probe,
.remove = max1586_pmic_remove,
.driver = {
.name = "max1586",
.owner = THIS_MODULE,

23
drivers/regulator/max77686.c
View File

@ -478,31 +478,15 @@ static int max77686_pmic_probe(struct platform_device *pdev)
config.of_node = pdata->regulators[i].of_node;
max77686->opmode[i] = regulators[i].enable_mask;
max77686->rdev[i] = regulator_register(&regulators[i], &config);
max77686->rdev[i] = devm_regulator_register(&pdev->dev,
&regulators[i], &config);
if (IS_ERR(max77686->rdev[i])) {
ret = PTR_ERR(max77686->rdev[i]);
dev_err(&pdev->dev,
"regulator init failed for %d\n", i);
max77686->rdev[i] = NULL;
goto err;
return PTR_ERR(max77686->rdev[i]);
}
}
return 0;
err:
while (--i >= 0)
regulator_unregister(max77686->rdev[i]);
return ret;
}
static int max77686_pmic_remove(struct platform_device *pdev)
{
struct max77686_data *max77686 = platform_get_drvdata(pdev);
int i;
for (i = 0; i < MAX77686_REGULATORS; i++)
regulator_unregister(max77686->rdev[i]);
return 0;
}
@ -518,7 +502,6 @@ static struct platform_driver max77686_pmic_driver = {
.owner = THIS_MODULE,
},
.probe = max77686_pmic_probe,
.remove = max77686_pmic_remove,
.id_table = max77686_pmic_id,
};

29
drivers/regulator/max77693.c
View File

@ -230,7 +230,7 @@ static int max77693_pmic_probe(struct platform_device *pdev)
struct max77693_dev *iodev = dev_get_drvdata(pdev->dev.parent);
struct max77693_pmic_dev *max77693_pmic;
struct max77693_regulator_data *rdata = NULL;
int num_rdata, i, ret;
int num_rdata, i;
struct regulator_config config;
num_rdata = max77693_pmic_init_rdata(&pdev->dev, &rdata);
@ -266,35 +266,15 @@ static int max77693_pmic_probe(struct platform_device *pdev)
config.init_data = rdata[i].initdata;
config.of_node = rdata[i].of_node;
max77693_pmic->rdev[i] = regulator_register(&regulators[id],
&config);
max77693_pmic->rdev[i] = devm_regulator_register(&pdev->dev,
&regulators[id], &config);
if (IS_ERR(max77693_pmic->rdev[i])) {
ret = PTR_ERR(max77693_pmic->rdev[i]);
dev_err(max77693_pmic->dev,
"Failed to initialize regulator-%d\n", id);
max77693_pmic->rdev[i] = NULL;
goto err;
return PTR_ERR(max77693_pmic->rdev[i]);
}
}
return 0;
err:
while (--i >= 0)
regulator_unregister(max77693_pmic->rdev[i]);
return ret;
}
static int max77693_pmic_remove(struct platform_device *pdev)
{
struct max77693_pmic_dev *max77693_pmic = platform_get_drvdata(pdev);
struct regulator_dev **rdev = max77693_pmic->rdev;
int i;
for (i = 0; i < max77693_pmic->num_regulators; i++)
if (rdev[i])
regulator_unregister(rdev[i]);
return 0;
}
@ -311,7 +291,6 @@ static struct platform_driver max77693_pmic_driver = {
.owner = THIS_MODULE,
},
.probe = max77693_pmic_probe,
.remove = max77693_pmic_remove,
.id_table = max77693_pmic_id,
};

14
drivers/regulator/max8649.c
View File

@ -234,7 +234,8 @@ static int max8649_regulator_probe(struct i2c_client *client,
config.driver_data = info;
config.regmap = info->regmap;
info->regulator = regulator_register(&dcdc_desc, &config);
info->regulator = devm_regulator_register(&client->dev, &dcdc_desc,
&config);
if (IS_ERR(info->regulator)) {
dev_err(info->dev, "failed to register regulator %s\n",
dcdc_desc.name);
@ -244,16 +245,6 @@ static int max8649_regulator_probe(struct i2c_client *client,
return 0;
}
static int max8649_regulator_remove(struct i2c_client *client)
{
struct max8649_regulator_info *info = i2c_get_clientdata(client);
if (info)
regulator_unregister(info->regulator);
return 0;
}
static const struct i2c_device_id max8649_id[] = {
{ "max8649", 0 },
{ }
@ -262,7 +253,6 @@ MODULE_DEVICE_TABLE(i2c, max8649_id);
static struct i2c_driver max8649_driver = {
.probe = max8649_regulator_probe,
.remove = max8649_regulator_remove,
.driver = {
.name = "max8649",
},

30
drivers/regulator/max8660.c
View File

@ -439,7 +439,7 @@ static int max8660_probe(struct i2c_client *client,
for (i = 0; i < pdata->num_subdevs; i++) {
if (!pdata->subdevs[i].platform_data)
goto err_out;
return ret;
boot_on = pdata->subdevs[i].platform_data->constraints.boot_on;
@ -465,7 +465,7 @@ static int max8660_probe(struct i2c_client *client,
case MAX8660_V7:
if (type == MAX8661) {
dev_err(dev, "Regulator not on this chip!\n");
goto err_out;
return -EINVAL;
}
if (boot_on)
@ -475,7 +475,7 @@ static int max8660_probe(struct i2c_client *client,
default:
dev_err(dev, "invalid regulator %s\n",
pdata->subdevs[i].name);
goto err_out;
return ret;
}
}
@ -489,33 +489,18 @@ static int max8660_probe(struct i2c_client *client,
config.of_node = of_node[i];
config.driver_data = max8660;
rdev[i] = regulator_register(&max8660_reg[id], &config);
rdev[i] = devm_regulator_register(&client->dev,
&max8660_reg[id], &config);
if (IS_ERR(rdev[i])) {
ret = PTR_ERR(rdev[i]);
dev_err(dev, "failed to register %s\n",
dev_err(&client->dev, "failed to register %s\n",
max8660_reg[id].name);
goto err_unregister;
return PTR_ERR(rdev[i]);
}
}
i2c_set_clientdata(client, max8660);
return 0;
err_unregister:
while (--i >= 0)
regulator_unregister(rdev[i]);
err_out:
return ret;
}
static int max8660_remove(struct i2c_client *client)
{
struct max8660 *max8660 = i2c_get_clientdata(client);
int i;
for (i = 0; i < MAX8660_V_END; i++)
regulator_unregister(max8660->rdev[i]);
return 0;
}
static const struct i2c_device_id max8660_id[] = {
@ -527,7 +512,6 @@ MODULE_DEVICE_TABLE(i2c, max8660_id);
static struct i2c_driver max8660_driver = {
.probe = max8660_probe,
.remove = max8660_remove,
.driver = {
.name = "max8660",
.owner = THIS_MODULE,

23
drivers/regulator/max8907-regulator.c
View File

@ -350,33 +350,17 @@ static int max8907_regulator_probe(struct platform_device *pdev)
pmic->desc[i].ops = &max8907_out5v_hwctl_ops;
}
pmic->rdev[i] = regulator_register(&pmic->desc[i], &config);
pmic->rdev[i] = devm_regulator_register(&pdev->dev,
&pmic->desc[i], &config);
if (IS_ERR(pmic->rdev[i])) {
dev_err(&pdev->dev,
"failed to register %s regulator\n",
pmic->desc[i].name);
ret = PTR_ERR(pmic->rdev[i]);
goto err_unregister_regulator;
return PTR_ERR(pmic->rdev[i]);
}
}
return 0;
err_unregister_regulator:
while (--i >= 0)
regulator_unregister(pmic->rdev[i]);
return ret;
}
static int max8907_regulator_remove(struct platform_device *pdev)
{
struct max8907_regulator *pmic = platform_get_drvdata(pdev);
int i;
for (i = 0; i < MAX8907_NUM_REGULATORS; i++)
regulator_unregister(pmic->rdev[i]);
return 0;
}
static struct platform_driver max8907_regulator_driver = {
@ -385,7 +369,6 @@ static struct platform_driver max8907_regulator_driver = {
.owner = THIS_MODULE,
},
.probe = max8907_regulator_probe,
.remove = max8907_regulator_remove,
};
static int __init max8907_regulator_init(void)

11
drivers/regulator/max8973-regulator.c
View File

@ -467,7 +467,7 @@ static int max8973_probe(struct i2c_client *client,
config.regmap = max->regmap;
/* Register the regulators */
rdev = regulator_register(&max->desc, &config);
rdev = devm_regulator_register(&client->dev, &max->desc, &config);
if (IS_ERR(rdev)) {
ret = PTR_ERR(rdev);
dev_err(max->dev, "regulator register failed, err %d\n", ret);
@ -478,14 +478,6 @@ static int max8973_probe(struct i2c_client *client,
return 0;
}
static int max8973_remove(struct i2c_client *client)
{
struct max8973_chip *max = i2c_get_clientdata(client);
regulator_unregister(max->rdev);
return 0;
}
static const struct i2c_device_id max8973_id[] = {
{.name = "max8973",},
{},
@ -499,7 +491,6 @@ static struct i2c_driver max8973_i2c_driver = {
.owner = THIS_MODULE,
},
.probe = max8973_probe,
.remove = max8973_remove,
.id_table = max8973_id,
};

39
drivers/regulator/max8997.c
View File

@ -1081,7 +1081,7 @@ static int max8997_pmic_probe(struct platform_device *pdev)
pdata->buck1_voltage[i] +
buck1245_voltage_map_desc.step);
if (ret < 0)
goto err_out;
return ret;
max8997->buck2_vol[i] = ret =
max8997_get_voltage_proper_val(
@ -1090,7 +1090,7 @@ static int max8997_pmic_probe(struct platform_device *pdev)
pdata->buck2_voltage[i] +
buck1245_voltage_map_desc.step);
if (ret < 0)
goto err_out;
return ret;
max8997->buck5_vol[i] = ret =
max8997_get_voltage_proper_val(
@ -1099,7 +1099,7 @@ static int max8997_pmic_probe(struct platform_device *pdev)
pdata->buck5_voltage[i] +
buck1245_voltage_map_desc.step);
if (ret < 0)
goto err_out;
return ret;
if (max_buck1 < max8997->buck1_vol[i])
max_buck1 = max8997->buck1_vol[i];
@ -1143,24 +1143,23 @@ static int max8997_pmic_probe(struct platform_device *pdev)
!gpio_is_valid(pdata->buck125_gpios[1]) ||
!gpio_is_valid(pdata->buck125_gpios[2])) {
dev_err(&pdev->dev, "GPIO NOT VALID\n");
ret = -EINVAL;
goto err_out;
return -EINVAL;
}
ret = devm_gpio_request(&pdev->dev, pdata->buck125_gpios[0],
"MAX8997 SET1");
if (ret)
goto err_out;
return ret;
ret = devm_gpio_request(&pdev->dev, pdata->buck125_gpios[1],
"MAX8997 SET2");
if (ret)
goto err_out;
return ret;
ret = devm_gpio_request(&pdev->dev, pdata->buck125_gpios[2],
"MAX8997 SET3");
if (ret)
goto err_out;
return ret;
gpio_direction_output(pdata->buck125_gpios[0],
(max8997->buck125_gpioindex >> 2)
@ -1205,33 +1204,16 @@ static int max8997_pmic_probe(struct platform_device *pdev)
config.driver_data = max8997;
config.of_node = pdata->regulators[i].reg_node;
rdev[i] = regulator_register(&regulators[id], &config);
rdev[i] = devm_regulator_register(&pdev->dev, &regulators[id],
&config);
if (IS_ERR(rdev[i])) {
ret = PTR_ERR(rdev[i]);
dev_err(max8997->dev, "regulator init failed for %d\n",
id);
rdev[i] = NULL;
goto err;
return PTR_ERR(rdev[i]);
}
}
return 0;
err:
while (--i >= 0)
regulator_unregister(rdev[i]);
err_out:
return ret;
}
static int max8997_pmic_remove(struct platform_device *pdev)
{
struct max8997_data *max8997 = platform_get_drvdata(pdev);
struct regulator_dev **rdev = max8997->rdev;
int i;
for (i = 0; i < max8997->num_regulators; i++)
regulator_unregister(rdev[i]);
return 0;
}
static const struct platform_device_id max8997_pmic_id[] = {
@ -1246,7 +1228,6 @@ static struct platform_driver max8997_pmic_driver = {
.owner = THIS_MODULE,
},
.probe = max8997_pmic_probe,
.remove = max8997_pmic_remove,
.id_table = max8997_pmic_id,
};

35
drivers/regulator/max8998.c
View File

@ -790,16 +790,14 @@ static int max8998_pmic_probe(struct platform_device *pdev)
dev_err(&pdev->dev,
"MAX8998 SET1 GPIO defined as 0 !\n");
WARN_ON(!pdata->buck1_set1);
ret = -EIO;
goto err_out;
return -EIO;
}
/* Check if SET2 is not equal to 0 */
if (!pdata->buck1_set2) {
dev_err(&pdev->dev,
"MAX8998 SET2 GPIO defined as 0 !\n");
WARN_ON(!pdata->buck1_set2);
ret = -EIO;
goto err_out;
return -EIO;
}
gpio_request(pdata->buck1_set1, "MAX8998 BUCK1_SET1");
@ -823,7 +821,7 @@ static int max8998_pmic_probe(struct platform_device *pdev)
ret = max8998_write_reg(i2c,
MAX8998_REG_BUCK1_VOLTAGE1 + v, i);
if (ret)
goto err_out;
return ret;
}
}
@ -833,8 +831,7 @@ static int max8998_pmic_probe(struct platform_device *pdev)
dev_err(&pdev->dev,
"MAX8998 SET3 GPIO defined as 0 !\n");
WARN_ON(!pdata->buck2_set3);
ret = -EIO;
goto err_out;
return -EIO;
}
gpio_request(pdata->buck2_set3, "MAX8998 BUCK2_SET3");
gpio_direction_output(pdata->buck2_set3,
@ -852,7 +849,7 @@ static int max8998_pmic_probe(struct platform_device *pdev)
ret = max8998_write_reg(i2c,
MAX8998_REG_BUCK2_VOLTAGE1 + v, i);
if (ret)
goto err_out;
return ret;
}
}
@ -875,33 +872,18 @@ static int max8998_pmic_probe(struct platform_device *pdev)
config.init_data = pdata->regulators[i].initdata;
config.driver_data = max8998;
rdev[i] = regulator_register(&regulators[index], &config);
rdev[i] = devm_regulator_register(&pdev->dev,
&regulators[index], &config);
if (IS_ERR(rdev[i])) {
ret = PTR_ERR(rdev[i]);
dev_err(max8998->dev, "regulator %s init failed (%d)\n",
regulators[index].name, ret);
rdev[i] = NULL;
goto err;
return ret;
}
}
return 0;
err:
while (--i >= 0)
regulator_unregister(rdev[i]);
err_out:
return ret;
}
static int max8998_pmic_remove(struct platform_device *pdev)
{
struct max8998_data *max8998 = platform_get_drvdata(pdev);
struct regulator_dev **rdev = max8998->rdev;
int i;
for (i = 0; i < max8998->num_regulators; i++)
regulator_unregister(rdev[i]);
return 0;
}
@ -918,7 +900,6 @@ static struct platform_driver max8998_pmic_driver = {
.owner = THIS_MODULE,
},
.probe = max8998_pmic_probe,
.remove = max8998_pmic_remove,
.id_table = max8998_pmic_id,
};

25
drivers/regulator/mc13783-regulator.c
View File

@ -400,7 +400,7 @@ static int mc13783_regulator_probe(struct platform_device *pdev)
dev_get_platdata(&pdev->dev);
struct mc13xxx_regulator_init_data *mc13xxx_data;
struct regulator_config config = { };
int i, ret, num_regulators;
int i, num_regulators;
num_regulators = mc13xxx_get_num_regulators_dt(pdev);
@ -444,31 +444,15 @@ static int mc13783_regulator_probe(struct platform_device *pdev)
config.driver_data = priv;
config.of_node = node;
priv->regulators[i] = regulator_register(desc, &config);
priv->regulators[i] = devm_regulator_register(&pdev->dev, desc,
&config);
if (IS_ERR(priv->regulators[i])) {
dev_err(&pdev->dev, "failed to register regulator %s\n",
mc13783_regulators[i].desc.name);
ret = PTR_ERR(priv->regulators[i]);
goto err;
return PTR_ERR(priv->regulators[i]);
}
}
return 0;
err:
while (--i >= 0)
regulator_unregister(priv->regulators[i]);
return ret;
}
static int mc13783_regulator_remove(struct platform_device *pdev)
{
struct mc13xxx_regulator_priv *priv = platform_get_drvdata(pdev);
int i;
for (i = 0; i < priv->num_regulators; i++)
regulator_unregister(priv->regulators[i]);
return 0;
}
@ -477,7 +461,6 @@ static struct platform_driver mc13783_regulator_driver = {
.name = "mc13783-regulator",
.owner = THIS_MODULE,
},
.remove = mc13783_regulator_remove,
.probe = mc13783_regulator_probe,
};

22
drivers/regulator/mc13892-regulator.c
View File

@ -611,43 +611,27 @@ static int mc13892_regulator_probe(struct platform_device *pdev)
config.driver_data = priv;
config.of_node = node;
priv->regulators[i] = regulator_register(desc, &config);
priv->regulators[i] = devm_regulator_register(&pdev->dev, desc,
&config);
if (IS_ERR(priv->regulators[i])) {
dev_err(&pdev->dev, "failed to register regulator %s\n",
mc13892_regulators[i].desc.name);
ret = PTR_ERR(priv->regulators[i]);
goto err;
return PTR_ERR(priv->regulators[i]);
}
}
return 0;
err:
while (--i >= 0)
regulator_unregister(priv->regulators[i]);
return ret;
err_unlock:
mc13xxx_unlock(mc13892);
return ret;
}
static int mc13892_regulator_remove(struct platform_device *pdev)
{
struct mc13xxx_regulator_priv *priv = platform_get_drvdata(pdev);
int i;
for (i = 0; i < priv->num_regulators; i++)
regulator_unregister(priv->regulators[i]);
return 0;
}
static struct platform_driver mc13892_regulator_driver = {
.driver = {
.name = "mc13892-regulator",
.owner = THIS_MODULE,
},
.remove = mc13892_regulator_remove,
.probe = mc13892_regulator_probe,
};

42
drivers/regulator/palmas-regulator.c
View File

@ -996,7 +996,7 @@ static int palmas_regulators_probe(struct platform_device *pdev)
if (ret < 0) {
dev_err(&pdev->dev,
"reading TSTEP reg failed: %d\n", ret);
goto err_unregister_regulator;
return ret;
}
pmic->desc[id].ramp_delay =
palmas_smps_ramp_delay[reg & 0x3];
@ -1008,7 +1008,7 @@ static int palmas_regulators_probe(struct platform_device *pdev)
reg_init = pdata->reg_init[id];
ret = palmas_smps_init(palmas, id, reg_init);
if (ret)
goto err_unregister_regulator;
return ret;
} else {
reg_init = NULL;
}
@ -1051,7 +1051,7 @@ static int palmas_regulators_probe(struct platform_device *pdev)
ret = palmas_smps_read(pmic->palmas, addr, &reg);
if (ret)
goto err_unregister_regulator;
return ret;
if (reg & PALMAS_SMPS12_VOLTAGE_RANGE)
pmic->range[id] = 1;
@ -1071,7 +1071,7 @@ static int palmas_regulators_probe(struct platform_device *pdev)
addr = palmas_regs_info[id].ctrl_addr;
ret = palmas_smps_read(pmic->palmas, addr, &reg);
if (ret)
goto err_unregister_regulator;
return ret;
pmic->current_reg_mode[id] = reg &
PALMAS_SMPS12_CTRL_MODE_ACTIVE_MASK;
}
@ -1087,13 +1087,13 @@ static int palmas_regulators_probe(struct platform_device *pdev)
pmic->desc[id].supply_name = palmas_regs_info[id].sname;
config.of_node = palmas_matches[id].of_node;
rdev = regulator_register(&pmic->desc[id], &config);
rdev = devm_regulator_register(&pdev->dev, &pmic->desc[id],
&config);
if (IS_ERR(rdev)) {
dev_err(&pdev->dev,
"failed to register %s regulator\n",
pdev->name);
ret = PTR_ERR(rdev);
goto err_unregister_regulator;
return PTR_ERR(rdev);
}
/* Save regulator for cleanup */
@ -1173,13 +1173,13 @@ static int palmas_regulators_probe(struct platform_device *pdev)
pmic->desc[id].supply_name = palmas_regs_info[id].sname;
config.of_node = palmas_matches[id].of_node;
rdev = regulator_register(&pmic->desc[id], &config);
rdev = devm_regulator_register(&pdev->dev, &pmic->desc[id],
&config);
if (IS_ERR(rdev)) {
dev_err(&pdev->dev,
"failed to register %s regulator\n",
pdev->name);
ret = PTR_ERR(rdev);
goto err_unregister_regulator;
return PTR_ERR(rdev);
}
/* Save regulator for cleanup */
@ -1195,31 +1195,14 @@ static int palmas_regulators_probe(struct platform_device *pdev)
else
ret = palmas_extreg_init(palmas,
id, reg_init);
if (ret) {
regulator_unregister(pmic->rdev[id]);
goto err_unregister_regulator;
}
if (ret)
return ret;
}
}
}
return 0;
err_unregister_regulator:
while (--id >= 0)
regulator_unregister(pmic->rdev[id]);
return ret;
}
static int palmas_regulators_remove(struct platform_device *pdev)
{
struct palmas_pmic *pmic = platform_get_drvdata(pdev);
int id;
for (id = 0; id < PALMAS_NUM_REGS; id++)
regulator_unregister(pmic->rdev[id]);
return 0;
}
static struct of_device_id of_palmas_match_tbl[] = {
@ -1241,7 +1224,6 @@ static struct platform_driver palmas_driver = {
.owner = THIS_MODULE,
},
.probe = palmas_regulators_probe,
.remove = palmas_regulators_remove,
};
static int __init palmas_init(void)

22
drivers/regulator/rc5t583-regulator.c
View File

@ -173,33 +173,16 @@ skip_ext_pwr_config:
config.driver_data = reg;
config.regmap = rc5t583->regmap;
rdev = regulator_register(&ri->desc, &config);
rdev = devm_regulator_register(&pdev->dev, &ri->desc, &config);
if (IS_ERR(rdev)) {
dev_err(&pdev->dev, "Failed to register regulator %s\n",
ri->desc.name);
ret = PTR_ERR(rdev);
goto clean_exit;
return PTR_ERR(rdev);
}
reg->rdev = rdev;
}
platform_set_drvdata(pdev, regs);
return 0;
clean_exit:
while (--id >= 0)
regulator_unregister(regs[id].rdev);
return ret;
}
static int rc5t583_regulator_remove(struct platform_device *pdev)
{
struct rc5t583_regulator *regs = platform_get_drvdata(pdev);
int id;
for (id = 0; id < RC5T583_REGULATOR_MAX; ++id)
regulator_unregister(regs[id].rdev);
return 0;
}
static struct platform_driver rc5t583_regulator_driver = {
@ -208,7 +191,6 @@ static struct platform_driver rc5t583_regulator_driver = {
.owner = THIS_MODULE,
},
.probe = rc5t583_regulator_probe,
.remove = rc5t583_regulator_remove,
};
static int __init rc5t583_regulator_init(void)

23
drivers/regulator/s2mps11.c
View File

@ -448,32 +448,16 @@ common_reg:
config.of_node = rdata[i].of_node;
}
s2mps11->rdev[i] = regulator_register(&regulators[i], &config);
s2mps11->rdev[i] = devm_regulator_register(&pdev->dev,
&regulators[i], &config);
if (IS_ERR(s2mps11->rdev[i])) {
ret = PTR_ERR(s2mps11->rdev[i]);
dev_err(&pdev->dev, "regulator init failed for %d\n",
i);
s2mps11->rdev[i] = NULL;
goto err;
return ret;
}
}
return 0;
err:
for (i = 0; i < S2MPS11_REGULATOR_MAX; i++)
regulator_unregister(s2mps11->rdev[i]);
return ret;
}
static int s2mps11_pmic_remove(struct platform_device *pdev)
{
struct s2mps11_info *s2mps11 = platform_get_drvdata(pdev);
int i;
for (i = 0; i < S2MPS11_REGULATOR_MAX; i++)
regulator_unregister(s2mps11->rdev[i]);
return 0;
}
@ -489,7 +473,6 @@ static struct platform_driver s2mps11_pmic_driver = {
.owner = THIS_MODULE,
},
.probe = s2mps11_pmic_probe,
.remove = s2mps11_pmic_remove,
.id_table = s2mps11_pmic_id,
};

24
drivers/regulator/s5m8767.c
View File

@ -910,33 +910,16 @@ static int s5m8767_pmic_probe(struct platform_device *pdev)
config.regmap = iodev->regmap;
config.of_node = pdata->regulators[i].reg_node;
rdev[i] = regulator_register(&regulators[id], &config);
rdev[i] = devm_regulator_register(&pdev->dev, &regulators[id],
&config);
if (IS_ERR(rdev[i])) {
ret = PTR_ERR(rdev[i]);
dev_err(s5m8767->dev, "regulator init failed for %d\n",
id);
rdev[i] = NULL;
goto err;
return ret;
}
}
return 0;
err:
for (i = 0; i < s5m8767->num_regulators; i++)
regulator_unregister(rdev[i]);
return ret;
}
static int s5m8767_pmic_remove(struct platform_device *pdev)
{
struct s5m8767_info *s5m8767 = platform_get_drvdata(pdev);
struct regulator_dev **rdev = s5m8767->rdev;
int i;
for (i = 0; i < s5m8767->num_regulators; i++)
regulator_unregister(rdev[i]);
return 0;
}
@ -952,7 +935,6 @@ static struct platform_driver s5m8767_pmic_driver = {
.owner = THIS_MODULE,
},
.probe = s5m8767_pmic_probe,
.remove = s5m8767_pmic_remove,
.id_table = s5m8767_pmic_id,
};

79
drivers/regulator/ti-abb-regulator.c
View File

@ -696,39 +696,31 @@ static int ti_abb_probe(struct platform_device *pdev)
match = of_match_device(ti_abb_of_match, dev);
if (!match) {
/* We do not expect this to happen */
ret = -ENODEV;
dev_err(dev, "%s: Unable to match device\n", __func__);
goto err;
return -ENODEV;
}
if (!match->data) {
ret = -EINVAL;
dev_err(dev, "%s: Bad data in match\n", __func__);
goto err;
return -EINVAL;
}
abb = devm_kzalloc(dev, sizeof(struct ti_abb), GFP_KERNEL);
if (!abb) {
dev_err(dev, "%s: Unable to allocate ABB struct\n", __func__);
ret = -ENOMEM;
goto err;
}
if (!abb)
return -ENOMEM;
abb->regs = match->data;
/* Map ABB resources */
pname = "base-address";
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, pname);
abb->base = devm_ioremap_resource(dev, res);
if (IS_ERR(abb->base)) {
ret = PTR_ERR(abb->base);
goto err;
}
if (IS_ERR(abb->base))
return PTR_ERR(abb->base);
pname = "int-address";
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, pname);
if (!res) {
dev_err(dev, "Missing '%s' IO resource\n", pname);
ret = -ENODEV;
goto err;
return -ENODEV;
}
/*
* We may have shared interrupt register offsets which are
@ -738,8 +730,7 @@ static int ti_abb_probe(struct platform_device *pdev)
resource_size(res));
if (!abb->int_base) {
dev_err(dev, "Unable to map '%s'\n", pname);
ret = -ENOMEM;
goto err;
return -ENOMEM;
}
/* Map Optional resources */
@ -759,17 +750,14 @@ static int ti_abb_probe(struct platform_device *pdev)
resource_size(res));
if (!abb->efuse_base) {
dev_err(dev, "Unable to map '%s'\n", pname);
ret = -ENOMEM;
goto err;
return -ENOMEM;
}
pname = "ldo-address";
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, pname);
abb->ldo_base = devm_ioremap_resource(dev, res);
if (IS_ERR(abb->ldo_base)) {
ret = PTR_ERR(abb->ldo_base);
goto err;
}
if (IS_ERR(abb->ldo_base))
return PTR_ERR(abb->ldo_base);
/* IF ldo_base is set, the following are mandatory */
pname = "ti,ldovbb-override-mask";
@ -778,12 +766,11 @@ static int ti_abb_probe(struct platform_device *pdev)
&abb->ldovbb_override_mask);
if (ret) {
dev_err(dev, "Missing '%s' (%d)\n", pname, ret);
goto err;
return ret;
}
if (!abb->ldovbb_override_mask) {
dev_err(dev, "Invalid property:'%s' set as 0!\n", pname);
ret = -EINVAL;
goto err;
return -EINVAL;
}
pname = "ti,ldovbb-vset-mask";
@ -792,12 +779,11 @@ static int ti_abb_probe(struct platform_device *pdev)
&abb->ldovbb_vset_mask);
if (ret) {
dev_err(dev, "Missing '%s' (%d)\n", pname, ret);
goto err;
return ret;
}
if (!abb->ldovbb_vset_mask) {
dev_err(dev, "Invalid property:'%s' set as 0!\n", pname);
ret = -EINVAL;
goto err;
return -EINVAL;
}
skip_opt:
@ -807,31 +793,29 @@ skip_opt:
&abb->txdone_mask);
if (ret) {
dev_err(dev, "Missing '%s' (%d)\n", pname, ret);
goto err;
return ret;
}
if (!abb->txdone_mask) {
dev_err(dev, "Invalid property:'%s' set as 0!\n", pname);
ret = -EINVAL;
goto err;
return -EINVAL;
}
initdata = of_get_regulator_init_data(dev, pdev->dev.of_node);
if (!initdata) {
ret = -ENOMEM;
dev_err(dev, "%s: Unable to alloc regulator init data\n",
__func__);
goto err;
return -ENOMEM;
}
/* init ABB opp_sel table */
ret = ti_abb_init_table(dev, abb, initdata);
if (ret)
goto err;
return ret;
/* init ABB timing */
ret = ti_abb_init_timings(dev, abb);
if (ret)
goto err;
return ret;
desc = &abb->rdesc;
desc->name = dev_name(dev);
@ -849,12 +833,12 @@ skip_opt:
config.driver_data = abb;
config.of_node = pdev->dev.of_node;
rdev = regulator_register(desc, &config);
rdev = devm_regulator_register(dev, desc, &config);
if (IS_ERR(rdev)) {
ret = PTR_ERR(rdev);
dev_err(dev, "%s: failed to register regulator(%d)\n",
__func__, ret);
goto err;
return ret;
}
platform_set_drvdata(pdev, rdev);
@ -862,31 +846,12 @@ skip_opt:
ti_abb_rmw(abb->regs->sr2_en_mask, 1, abb->regs->setup_reg, abb->base);
return 0;
err:
dev_err(dev, "%s: Failed to initialize(%d)\n", __func__, ret);
return ret;
}
/**
* ti_abb_remove() - cleanups
* @pdev: ABB platform device
*
* Return: 0
*/
static int ti_abb_remove(struct platform_device *pdev)
{
struct regulator_dev *rdev = platform_get_drvdata(pdev);
regulator_unregister(rdev);
return 0;
}
MODULE_ALIAS("platform:ti_abb");
static struct platform_driver ti_abb_driver = {
.probe = ti_abb_probe,
.remove = ti_abb_remove,
.driver = {
.name = "ti_abb",
.owner = THIS_MODULE,

11
drivers/regulator/tps51632-regulator.c
View File

@ -343,7 +343,7 @@ static int tps51632_probe(struct i2c_client *client,
config.regmap = tps->regmap;
config.of_node = client->dev.of_node;
rdev = regulator_register(&tps->desc, &config);
rdev = devm_regulator_register(&client->dev, &tps->desc, &config);
if (IS_ERR(rdev)) {
dev_err(tps->dev, "regulator register failed\n");
return PTR_ERR(rdev);
@ -353,14 +353,6 @@ static int tps51632_probe(struct i2c_client *client,
return 0;
}
static int tps51632_remove(struct i2c_client *client)
{
struct tps51632_chip *tps = i2c_get_clientdata(client);
regulator_unregister(tps->rdev);
return 0;
}
static const struct i2c_device_id tps51632_id[] = {
{.name = "tps51632",},
{},
@ -375,7 +367,6 @@ static struct i2c_driver tps51632_i2c_driver = {
.of_match_table = of_match_ptr(tps51632_of_match),
},
.probe = tps51632_probe,
.remove = tps51632_remove,
.id_table = tps51632_id,
};

17
drivers/regulator/tps62360-regulator.c
View File

@ -476,7 +476,7 @@ static int tps62360_probe(struct i2c_client *client,
config.of_node = client->dev.of_node;
/* Register the regulators */
rdev = regulator_register(&tps->desc, &config);
rdev = devm_regulator_register(&client->dev, &tps->desc, &config);
if (IS_ERR(rdev)) {
dev_err(tps->dev,
"%s(): regulator register failed with err %s\n",
@ -488,20 +488,6 @@ static int tps62360_probe(struct i2c_client *client,
return 0;
}
/**
* tps62360_remove - tps62360 driver i2c remove handler
* @client: i2c driver client device structure
*
* Unregister TPS driver as an i2c client device driver
*/
static int tps62360_remove(struct i2c_client *client)
{
struct tps62360_chip *tps = i2c_get_clientdata(client);
regulator_unregister(tps->rdev);
return 0;
}
static void tps62360_shutdown(struct i2c_client *client)
{
struct tps62360_chip *tps = i2c_get_clientdata(client);
@ -535,7 +521,6 @@ static struct i2c_driver tps62360_i2c_driver = {
.of_match_table = of_match_ptr(tps62360_of_match),
},
.probe = tps62360_probe,
.remove = tps62360_remove,
.shutdown = tps62360_shutdown,
.id_table = tps62360_id,
};

22
drivers/regulator/tps65023-regulator.c
View File

@ -277,12 +277,12 @@ static int tps_65023_probe(struct i2c_client *client,
config.regmap = tps->regmap;
/* Register the regulators */
rdev = regulator_register(&tps->desc[i], &config);
rdev = devm_regulator_register(&client->dev, &tps->desc[i],
&config);
if (IS_ERR(rdev)) {
dev_err(&client->dev, "failed to register %s\n",
id->name);
error = PTR_ERR(rdev);
goto fail;
return PTR_ERR(rdev);
}
/* Save regulator for cleanup */
@ -296,21 +296,6 @@ static int tps_65023_probe(struct i2c_client *client,
TPS65023_REG_CTRL2_CORE_ADJ, TPS65023_REG_CTRL2_CORE_ADJ);
return 0;
fail:
while (--i >= 0)
regulator_unregister(tps->rdev[i]);
return error;
}
static int tps_65023_remove(struct i2c_client *client)
{
struct tps_pmic *tps = i2c_get_clientdata(client);
int i;
for (i = 0; i < TPS65023_NUM_REGULATOR; i++)
regulator_unregister(tps->rdev[i]);
return 0;
}
static const struct tps_info tps65020_regs[] = {
@ -430,7 +415,6 @@ static struct i2c_driver tps_65023_i2c_driver = {
.owner = THIS_MODULE,
},
.probe = tps_65023_probe,
.remove = tps_65023_remove,
.id_table = tps_65023_id,
};

23
drivers/regulator/tps6507x-regulator.c
View File

@ -508,13 +508,13 @@ static int tps6507x_pmic_probe(struct platform_device *pdev)
config.of_node = tps6507x_reg_matches[i].of_node;
}
rdev = regulator_register(&tps->desc[i], &config);
rdev = devm_regulator_register(&pdev->dev, &tps->desc[i],
&config);
if (IS_ERR(rdev)) {
dev_err(tps6507x_dev->dev,
"failed to register %s regulator\n",
pdev->name);
error = PTR_ERR(rdev);
goto fail;
return PTR_ERR(rdev);
}
/* Save regulator for cleanup */
@ -525,22 +525,6 @@ static int tps6507x_pmic_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, tps6507x_dev);
return 0;
fail:
while (--i >= 0)
regulator_unregister(tps->rdev[i]);
return error;
}
static int tps6507x_pmic_remove(struct platform_device *pdev)
{
struct tps6507x_dev *tps6507x_dev = platform_get_drvdata(pdev);
struct tps6507x_pmic *tps = tps6507x_dev->pmic;
int i;
for (i = 0; i < TPS6507X_NUM_REGULATOR; i++)
regulator_unregister(tps->rdev[i]);
return 0;
}
static struct platform_driver tps6507x_pmic_driver = {
@ -549,7 +533,6 @@ static struct platform_driver tps6507x_pmic_driver = {
.owner = THIS_MODULE,
},
.probe = tps6507x_pmic_probe,
.remove = tps6507x_pmic_remove,
};
static int __init tps6507x_pmic_init(void)

35
drivers/regulator/tps65090-regulator.c
View File

@ -279,7 +279,7 @@ static int tps65090_regulator_probe(struct platform_device *pdev)
if (ret < 0) {
dev_err(&pdev->dev,
"failed disable ext control\n");
goto scrub;
return ret;
}
}
}
@ -296,12 +296,11 @@ static int tps65090_regulator_probe(struct platform_device *pdev)
else
config.of_node = NULL;
rdev = regulator_register(ri->desc, &config);
rdev = devm_regulator_register(&pdev->dev, ri->desc, &config);
if (IS_ERR(rdev)) {
dev_err(&pdev->dev, "failed to register regulator %s\n",
ri->desc->name);
ret = PTR_ERR(rdev);
goto scrub;
return PTR_ERR(rdev);
}
ri->rdev = rdev;
@ -309,36 +308,13 @@ static int tps65090_regulator_probe(struct platform_device *pdev)
if (tps_pdata && is_dcdc(num) && tps_pdata->reg_init_data &&
tps_pdata->enable_ext_control) {
ret = tps65090_config_ext_control(ri, true);
if (ret < 0) {
/* Increment num to get unregister rdev */
num++;
goto scrub;
}
if (ret < 0)
return ret;
}
}
platform_set_drvdata(pdev, pmic);
return 0;
scrub:
while (--num >= 0) {
ri = &pmic[num];
regulator_unregister(ri->rdev);
}
return ret;
}
static int tps65090_regulator_remove(struct platform_device *pdev)
{
struct tps65090_regulator *pmic = platform_get_drvdata(pdev);
struct tps65090_regulator *ri;
int num;
for (num = 0; num < TPS65090_REGULATOR_MAX; ++num) {
ri = &pmic[num];
regulator_unregister(ri->rdev);
}
return 0;
}
static struct platform_driver tps65090_regulator_driver = {
@ -347,7 +323,6 @@ static struct platform_driver tps65090_regulator_driver = {
.owner = THIS_MODULE,
},
.probe = tps65090_regulator_probe,
.remove = tps65090_regulator_remove,
};
static int __init tps65090_regulator_init(void)

26
drivers/regulator/tps65217-regulator.c
View File

@ -233,7 +233,7 @@ static int tps65217_regulator_probe(struct platform_device *pdev)
struct regulator_init_data *reg_data;
struct regulator_dev *rdev;
struct regulator_config config = { };
int i, ret;
int i;
if (tps->dev->of_node)
pdata = tps65217_parse_dt(pdev);
@ -269,35 +269,18 @@ static int tps65217_regulator_probe(struct platform_device *pdev)
if (tps->dev->of_node)
config.of_node = pdata->of_node[i];
rdev = regulator_register(&regulators[i], &config);
rdev = devm_regulator_register(&pdev->dev, &regulators[i],
&config);
if (IS_ERR(rdev)) {
dev_err(tps->dev, "failed to register %s regulator\n",
pdev->name);
ret = PTR_ERR(rdev);
goto err_unregister_regulator;
return PTR_ERR(rdev);
}
/* Save regulator for cleanup */
tps->rdev[i] = rdev;
}
return 0;
err_unregister_regulator:
while (--i >= 0)
regulator_unregister(tps->rdev[i]);
return ret;
}
static int tps65217_regulator_remove(struct platform_device *pdev)
{
struct tps65217 *tps = platform_get_drvdata(pdev);
unsigned int i;
for (i = 0; i < TPS65217_NUM_REGULATOR; i++)
regulator_unregister(tps->rdev[i]);
return 0;
}
static struct platform_driver tps65217_regulator_driver = {
@ -305,7 +288,6 @@ static struct platform_driver tps65217_regulator_driver = {
.name = "tps65217-pmic",
},
.probe = tps65217_regulator_probe,
.remove = tps65217_regulator_remove,
};
static int __init tps65217_regulator_init(void)

31
drivers/regulator/tps6586x-regulator.c
View File

@ -379,15 +379,14 @@ static int tps6586x_regulator_probe(struct platform_device *pdev)
ri = find_regulator_info(id);
if (!ri) {
dev_err(&pdev->dev, "invalid regulator ID specified\n");
err = -EINVAL;
goto fail;
return -EINVAL;
}
err = tps6586x_regulator_preinit(pdev->dev.parent, ri);
if (err) {
dev_err(&pdev->dev,
"regulator %d preinit failed, e %d\n", id, err);
goto fail;
return err;
}
config.dev = pdev->dev.parent;
@ -397,12 +396,12 @@ static int tps6586x_regulator_probe(struct platform_device *pdev)
if (tps6586x_reg_matches)
config.of_node = tps6586x_reg_matches[id].of_node;
rdev[id] = regulator_register(&ri->desc, &config);
rdev[id] = devm_regulator_register(&pdev->dev, &ri->desc,
&config);
if (IS_ERR(rdev[id])) {
dev_err(&pdev->dev, "failed to register regulator %s\n",
ri->desc.name);
err = PTR_ERR(rdev[id]);
goto fail;
return PTR_ERR(rdev[id]);
}
if (reg_data) {
@ -411,30 +410,13 @@ static int tps6586x_regulator_probe(struct platform_device *pdev)
if (err < 0) {
dev_err(&pdev->dev,
"Slew rate config failed, e %d\n", err);
regulator_unregister(rdev[id]);
goto fail;
return err;
}
}
}
platform_set_drvdata(pdev, rdev);
return 0;
fail:
while (--id >= 0)
regulator_unregister(rdev[id]);
return err;
}
static int tps6586x_regulator_remove(struct platform_device *pdev)
{
struct regulator_dev **rdev = platform_get_drvdata(pdev);
int id = TPS6586X_ID_MAX_REGULATOR;
while (--id >= 0)
regulator_unregister(rdev[id]);
return 0;
}
static struct platform_driver tps6586x_regulator_driver = {
@ -443,7 +425,6 @@ static struct platform_driver tps6586x_regulator_driver = {
.owner = THIS_MODULE,
},
.probe = tps6586x_regulator_probe,
.remove = tps6586x_regulator_remove,
};
static int __init tps6586x_regulator_init(void)

23
drivers/regulator/tps65910-regulator.c
View File

@ -1177,35 +1177,19 @@ static int tps65910_probe(struct platform_device *pdev)
if (tps65910_reg_matches)
config.of_node = tps65910_reg_matches[i].of_node;
rdev = regulator_register(&pmic->desc[i], &config);
rdev = devm_regulator_register(&pdev->dev, &pmic->desc[i],
&config);
if (IS_ERR(rdev)) {
dev_err(tps65910->dev,
"failed to register %s regulator\n",
pdev->name);
err = PTR_ERR(rdev);
goto err_unregister_regulator;
return PTR_ERR(rdev);
}
/* Save regulator for cleanup */
pmic->rdev[i] = rdev;
}
return 0;
err_unregister_regulator:
while (--i >= 0)
regulator_unregister(pmic->rdev[i]);
return err;
}
static int tps65910_remove(struct platform_device *pdev)
{
struct tps65910_reg *pmic = platform_get_drvdata(pdev);
int i;
for (i = 0; i < pmic->num_regulators; i++)
regulator_unregister(pmic->rdev[i]);
return 0;
}
static void tps65910_shutdown(struct platform_device *pdev)
@ -1244,7 +1228,6 @@ static struct platform_driver tps65910_driver = {
.owner = THIS_MODULE,
},
.probe = tps65910_probe,
.remove = tps65910_remove,
.shutdown = tps65910_shutdown,
};

24
drivers/regulator/tps65912-regulator.c
View File

@ -461,7 +461,7 @@ static int tps65912_probe(struct platform_device *pdev)
struct regulator_dev *rdev;
struct tps65912_reg *pmic;
struct tps65912_board *pmic_plat_data;
int i, err;
int i;
pmic_plat_data = dev_get_platdata(tps65912->dev);
if (!pmic_plat_data)
@ -504,34 +504,19 @@ static int tps65912_probe(struct platform_device *pdev)
config.init_data = reg_data;
config.driver_data = pmic;
rdev = regulator_register(&pmic->desc[i], &config);
rdev = devm_regulator_register(&pdev->dev, &pmic->desc[i],
&config);
if (IS_ERR(rdev)) {
dev_err(tps65912->dev,
"failed to register %s regulator\n",
pdev->name);
err = PTR_ERR(rdev);
goto err;
return PTR_ERR(rdev);
}
/* Save regulator for cleanup */
pmic->rdev[i] = rdev;
}
return 0;
err:
while (--i >= 0)
regulator_unregister(pmic->rdev[i]);
return err;
}
static int tps65912_remove(struct platform_device *pdev)
{
struct tps65912_reg *tps65912_reg = platform_get_drvdata(pdev);
int i;
for (i = 0; i < TPS65912_NUM_REGULATOR; i++)
regulator_unregister(tps65912_reg->rdev[i]);
return 0;
}
static struct platform_driver tps65912_driver = {
@ -540,7 +525,6 @@ static struct platform_driver tps65912_driver = {
.owner = THIS_MODULE,
},
.probe = tps65912_probe,
.remove = tps65912_remove,
};
static int __init tps65912_init(void)

30
drivers/regulator/tps80031-regulator.c
View File

@ -719,7 +719,7 @@ static int tps80031_regulator_probe(struct platform_device *pdev)
if (ret < 0) {
dev_err(&pdev->dev,
"regulator config failed, e %d\n", ret);
goto fail;
return ret;
}
ret = tps80031_power_req_config(pdev->dev.parent,
@ -727,41 +727,22 @@ static int tps80031_regulator_probe(struct platform_device *pdev)
if (ret < 0) {
dev_err(&pdev->dev,
"pwr_req config failed, err %d\n", ret);
goto fail;
return ret;
}
}
rdev = regulator_register(&ri->rinfo->desc, &config);
rdev = devm_regulator_register(&pdev->dev, &ri->rinfo->desc,
&config);
if (IS_ERR(rdev)) {
dev_err(&pdev->dev,
"register regulator failed %s\n",
ri->rinfo->desc.name);
ret = PTR_ERR(rdev);
goto fail;
return PTR_ERR(rdev);
}
ri->rdev = rdev;
}
platform_set_drvdata(pdev, pmic);
return 0;
fail:
while (--num >= 0) {
ri = &pmic[num];
regulator_unregister(ri->rdev);
}
return ret;
}
static int tps80031_regulator_remove(struct platform_device *pdev)
{
struct tps80031_regulator *pmic = platform_get_drvdata(pdev);
struct tps80031_regulator *ri = NULL;
int num;
for (num = 0; num < TPS80031_REGULATOR_MAX; ++num) {
ri = &pmic[num];
regulator_unregister(ri->rdev);
}
return 0;
}
static struct platform_driver tps80031_regulator_driver = {
@ -770,7 +751,6 @@ static struct platform_driver tps80031_regulator_driver = {
.owner = THIS_MODULE,
},
.probe = tps80031_regulator_probe,
.remove = tps80031_regulator_remove,
};
static int __init tps80031_regulator_init(void)

118
drivers/regulator/wm831x-dcdc.c
View File

@ -387,8 +387,9 @@ static struct regulator_ops wm831x_buckv_ops = {
* Set up DVS control. We just log errors since we can still run
* (with reduced performance) if we fail.
*/
static void wm831x_buckv_dvs_init(struct wm831x_dcdc *dcdc,
struct wm831x_buckv_pdata *pdata)
static void wm831x_buckv_dvs_init(struct platform_device *pdev,
struct wm831x_dcdc *dcdc,
struct wm831x_buckv_pdata *pdata)
{
struct wm831x *wm831x = dcdc->wm831x;
int ret;
@ -402,9 +403,9 @@ static void wm831x_buckv_dvs_init(struct wm831x_dcdc *dcdc,
*/
dcdc->dvs_gpio_state = pdata->dvs_init_state;
ret = gpio_request_one(pdata->dvs_gpio,
dcdc->dvs_gpio_state ? GPIOF_INIT_HIGH : 0,
"DCDC DVS");
ret = devm_gpio_request_one(&pdev->dev, pdata->dvs_gpio,
dcdc->dvs_gpio_state ? GPIOF_INIT_HIGH : 0,
"DCDC DVS");
if (ret < 0) {
dev_err(wm831x->dev, "Failed to get %s DVS GPIO: %d\n",
dcdc->name, ret);
@ -513,7 +514,8 @@ static int wm831x_buckv_probe(struct platform_device *pdev)
dcdc->dvs_vsel = ret & WM831X_DC1_DVS_VSEL_MASK;
if (pdata && pdata->dcdc[id])
wm831x_buckv_dvs_init(dcdc, pdata->dcdc[id]->driver_data);
wm831x_buckv_dvs_init(pdev, dcdc,
pdata->dcdc[id]->driver_data);
config.dev = pdev->dev.parent;
if (pdata)
@ -521,7 +523,8 @@ static int wm831x_buckv_probe(struct platform_device *pdev)
config.driver_data = dcdc;
config.regmap = wm831x->regmap;
dcdc->regulator = regulator_register(&dcdc->desc, &config);
dcdc->regulator = devm_regulator_register(&pdev->dev, &dcdc->desc,
&config);
if (IS_ERR(dcdc->regulator)) {
ret = PTR_ERR(dcdc->regulator);
dev_err(wm831x->dev, "Failed to register DCDC%d: %d\n",
@ -530,57 +533,35 @@ static int wm831x_buckv_probe(struct platform_device *pdev)
}
irq = wm831x_irq(wm831x, platform_get_irq_byname(pdev, "UV"));
ret = request_threaded_irq(irq, NULL, wm831x_dcdc_uv_irq,
IRQF_TRIGGER_RISING, dcdc->name, dcdc);
ret = devm_request_threaded_irq(&pdev->dev, irq, NULL,
wm831x_dcdc_uv_irq,
IRQF_TRIGGER_RISING, dcdc->name, dcdc);
if (ret != 0) {
dev_err(&pdev->dev, "Failed to request UV IRQ %d: %d\n",
irq, ret);
goto err_regulator;
goto err;
}
irq = wm831x_irq(wm831x, platform_get_irq_byname(pdev, "HC"));
ret = request_threaded_irq(irq, NULL, wm831x_dcdc_oc_irq,
IRQF_TRIGGER_RISING, dcdc->name, dcdc);
ret = devm_request_threaded_irq(&pdev->dev, irq, NULL,
wm831x_dcdc_oc_irq,
IRQF_TRIGGER_RISING, dcdc->name, dcdc);
if (ret != 0) {
dev_err(&pdev->dev, "Failed to request HC IRQ %d: %d\n",
irq, ret);
goto err_uv;
goto err;
}
platform_set_drvdata(pdev, dcdc);
return 0;
err_uv:
free_irq(wm831x_irq(wm831x, platform_get_irq_byname(pdev, "UV")),
dcdc);
err_regulator:
regulator_unregister(dcdc->regulator);
err:
if (dcdc->dvs_gpio)
gpio_free(dcdc->dvs_gpio);
return ret;
}
static int wm831x_buckv_remove(struct platform_device *pdev)
{
struct wm831x_dcdc *dcdc = platform_get_drvdata(pdev);
struct wm831x *wm831x = dcdc->wm831x;
free_irq(wm831x_irq(wm831x, platform_get_irq_byname(pdev, "HC")),
dcdc);
free_irq(wm831x_irq(wm831x, platform_get_irq_byname(pdev, "UV")),
dcdc);
regulator_unregister(dcdc->regulator);
if (dcdc->dvs_gpio)
gpio_free(dcdc->dvs_gpio);
return 0;
}
static struct platform_driver wm831x_buckv_driver = {
.probe = wm831x_buckv_probe,
.remove = wm831x_buckv_remove,
.driver = {
.name = "wm831x-buckv",
.owner = THIS_MODULE,
@ -681,7 +662,8 @@ static int wm831x_buckp_probe(struct platform_device *pdev)
config.driver_data = dcdc;
config.regmap = wm831x->regmap;
dcdc->regulator = regulator_register(&dcdc->desc, &config);
dcdc->regulator = devm_regulator_register(&pdev->dev, &dcdc->desc,
&config);
if (IS_ERR(dcdc->regulator)) {
ret = PTR_ERR(dcdc->regulator);
dev_err(wm831x->dev, "Failed to register DCDC%d: %d\n",
@ -690,38 +672,25 @@ static int wm831x_buckp_probe(struct platform_device *pdev)
}
irq = wm831x_irq(wm831x, platform_get_irq_byname(pdev, "UV"));
ret = request_threaded_irq(irq, NULL, wm831x_dcdc_uv_irq,
IRQF_TRIGGER_RISING, dcdc->name, dcdc);
ret = devm_request_threaded_irq(&pdev->dev, irq, NULL,
wm831x_dcdc_uv_irq,
IRQF_TRIGGER_RISING, dcdc->name, dcdc);
if (ret != 0) {
dev_err(&pdev->dev, "Failed to request UV IRQ %d: %d\n",
irq, ret);
goto err_regulator;
goto err;
}
platform_set_drvdata(pdev, dcdc);
return 0;
err_regulator:
regulator_unregister(dcdc->regulator);
err:
return ret;
}
static int wm831x_buckp_remove(struct platform_device *pdev)
{
struct wm831x_dcdc *dcdc = platform_get_drvdata(pdev);
free_irq(wm831x_irq(dcdc->wm831x, platform_get_irq_byname(pdev, "UV")),
dcdc);
regulator_unregister(dcdc->regulator);
return 0;
}
static struct platform_driver wm831x_buckp_driver = {
.probe = wm831x_buckp_probe,
.remove = wm831x_buckp_remove,
.driver = {
.name = "wm831x-buckp",
.owner = THIS_MODULE,
@ -813,7 +782,8 @@ static int wm831x_boostp_probe(struct platform_device *pdev)
config.driver_data = dcdc;
config.regmap = wm831x->regmap;
dcdc->regulator = regulator_register(&dcdc->desc, &config);
dcdc->regulator = devm_regulator_register(&pdev->dev, &dcdc->desc,
&config);
if (IS_ERR(dcdc->regulator)) {
ret = PTR_ERR(dcdc->regulator);
dev_err(wm831x->dev, "Failed to register DCDC%d: %d\n",
@ -822,39 +792,26 @@ static int wm831x_boostp_probe(struct platform_device *pdev)
}
irq = wm831x_irq(wm831x, platform_get_irq_byname(pdev, "UV"));
ret = request_threaded_irq(irq, NULL, wm831x_dcdc_uv_irq,
IRQF_TRIGGER_RISING, dcdc->name,
dcdc);
ret = devm_request_threaded_irq(&pdev->dev, irq, NULL,
wm831x_dcdc_uv_irq,
IRQF_TRIGGER_RISING, dcdc->name,
dcdc);
if (ret != 0) {
dev_err(&pdev->dev, "Failed to request UV IRQ %d: %d\n",
irq, ret);
goto err_regulator;
goto err;
}
platform_set_drvdata(pdev, dcdc);
return 0;
err_regulator:
regulator_unregister(dcdc->regulator);
err:
return ret;
}
static int wm831x_boostp_remove(struct platform_device *pdev)
{
struct wm831x_dcdc *dcdc = platform_get_drvdata(pdev);
free_irq(wm831x_irq(dcdc->wm831x, platform_get_irq_byname(pdev, "UV")),
dcdc);
regulator_unregister(dcdc->regulator);
return 0;
}
static struct platform_driver wm831x_boostp_driver = {
.probe = wm831x_boostp_probe,
.remove = wm831x_boostp_remove,
.driver = {
.name = "wm831x-boostp",
.owner = THIS_MODULE,
@ -914,7 +871,8 @@ static int wm831x_epe_probe(struct platform_device *pdev)
config.driver_data = dcdc;
config.regmap = wm831x->regmap;
dcdc->regulator = regulator_register(&dcdc->desc, &config);
dcdc->regulator = devm_regulator_register(&pdev->dev, &dcdc->desc,
&config);
if (IS_ERR(dcdc->regulator)) {
ret = PTR_ERR(dcdc->regulator);
dev_err(wm831x->dev, "Failed to register EPE%d: %d\n",
@ -930,18 +888,8 @@ err:
return ret;
}
static int wm831x_epe_remove(struct platform_device *pdev)
{
struct wm831x_dcdc *dcdc = platform_get_drvdata(pdev);
regulator_unregister(dcdc->regulator);
return 0;
}
static struct platform_driver wm831x_epe_driver = {
.probe = wm831x_epe_probe,
.remove = wm831x_epe_remove,
.driver = {
.name = "wm831x-epe",
.owner = THIS_MODULE,

25
drivers/regulator/wm831x-isink.c
View File

@ -194,7 +194,8 @@ static int wm831x_isink_probe(struct platform_device *pdev)
config.init_data = pdata->isink[id];
config.driver_data = isink;
isink->regulator = regulator_register(&isink->desc, &config);
isink->regulator = devm_regulator_register(&pdev->dev, &isink->desc,
&config);
if (IS_ERR(isink->regulator)) {
ret = PTR_ERR(isink->regulator);
dev_err(wm831x->dev, "Failed to register ISINK%d: %d\n",
@ -203,38 +204,26 @@ static int wm831x_isink_probe(struct platform_device *pdev)
}
irq = wm831x_irq(wm831x, platform_get_irq(pdev, 0));
ret = request_threaded_irq(irq, NULL, wm831x_isink_irq,
IRQF_TRIGGER_RISING, isink->name, isink);
ret = devm_request_threaded_irq(&pdev->dev, irq, NULL,
wm831x_isink_irq,
IRQF_TRIGGER_RISING, isink->name,
isink);
if (ret != 0) {
dev_err(&pdev->dev, "Failed to request ISINK IRQ %d: %d\n",
irq, ret);
goto err_regulator;
goto err;
}
platform_set_drvdata(pdev, isink);
return 0;
err_regulator:
regulator_unregister(isink->regulator);
err:
return ret;
}
static int wm831x_isink_remove(struct platform_device *pdev)
{
struct wm831x_isink *isink = platform_get_drvdata(pdev);
free_irq(wm831x_irq(isink->wm831x, platform_get_irq(pdev, 0)), isink);
regulator_unregister(isink->regulator);
return 0;
}
static struct platform_driver wm831x_isink_driver = {
.probe = wm831x_isink_probe,
.remove = wm831x_isink_remove,
.driver = {
.name = "wm831x-isink",
.owner = THIS_MODULE,

63
drivers/regulator/wm831x-ldo.c
View File

@ -279,7 +279,8 @@ static int wm831x_gp_ldo_probe(struct platform_device *pdev)
config.driver_data = ldo;
config.regmap = wm831x->regmap;
ldo->regulator = regulator_register(&ldo->desc, &config);
ldo->regulator = devm_regulator_register(&pdev->dev, &ldo->desc,
&config);
if (IS_ERR(ldo->regulator)) {
ret = PTR_ERR(ldo->regulator);
dev_err(wm831x->dev, "Failed to register LDO%d: %d\n",
@ -288,39 +289,26 @@ static int wm831x_gp_ldo_probe(struct platform_device *pdev)
}
irq = wm831x_irq(wm831x, platform_get_irq_byname(pdev, "UV"));
ret = request_threaded_irq(irq, NULL, wm831x_ldo_uv_irq,
IRQF_TRIGGER_RISING, ldo->name,
ldo);
ret = devm_request_threaded_irq(&pdev->dev, irq, NULL,
wm831x_ldo_uv_irq,
IRQF_TRIGGER_RISING, ldo->name,
ldo);
if (ret != 0) {
dev_err(&pdev->dev, "Failed to request UV IRQ %d: %d\n",
irq, ret);
goto err_regulator;
goto err;
}
platform_set_drvdata(pdev, ldo);
return 0;
err_regulator:
regulator_unregister(ldo->regulator);
err:
return ret;
}
static int wm831x_gp_ldo_remove(struct platform_device *pdev)
{
struct wm831x_ldo *ldo = platform_get_drvdata(pdev);
free_irq(wm831x_irq(ldo->wm831x,
platform_get_irq_byname(pdev, "UV")), ldo);
regulator_unregister(ldo->regulator);
return 0;
}
static struct platform_driver wm831x_gp_ldo_driver = {
.probe = wm831x_gp_ldo_probe,
.remove = wm831x_gp_ldo_remove,
.driver = {
.name = "wm831x-ldo",
.owner = THIS_MODULE,
@ -505,7 +493,8 @@ static int wm831x_aldo_probe(struct platform_device *pdev)
config.driver_data = ldo;
config.regmap = wm831x->regmap;
ldo->regulator = regulator_register(&ldo->desc, &config);
ldo->regulator = devm_regulator_register(&pdev->dev, &ldo->desc,
&config);
if (IS_ERR(ldo->regulator)) {
ret = PTR_ERR(ldo->regulator);
dev_err(wm831x->dev, "Failed to register LDO%d: %d\n",
@ -514,38 +503,25 @@ static int wm831x_aldo_probe(struct platform_device *pdev)
}
irq = wm831x_irq(wm831x, platform_get_irq_byname(pdev, "UV"));
ret = request_threaded_irq(irq, NULL, wm831x_ldo_uv_irq,
IRQF_TRIGGER_RISING, ldo->name, ldo);
ret = devm_request_threaded_irq(&pdev->dev, irq, NULL,
wm831x_ldo_uv_irq,
IRQF_TRIGGER_RISING, ldo->name, ldo);
if (ret != 0) {
dev_err(&pdev->dev, "Failed to request UV IRQ %d: %d\n",
irq, ret);
goto err_regulator;
goto err;
}
platform_set_drvdata(pdev, ldo);
return 0;
err_regulator:
regulator_unregister(ldo->regulator);
err:
return ret;
}
static int wm831x_aldo_remove(struct platform_device *pdev)
{
struct wm831x_ldo *ldo = platform_get_drvdata(pdev);
free_irq(wm831x_irq(ldo->wm831x, platform_get_irq_byname(pdev, "UV")),
ldo);
regulator_unregister(ldo->regulator);
return 0;
}
static struct platform_driver wm831x_aldo_driver = {
.probe = wm831x_aldo_probe,
.remove = wm831x_aldo_remove,
.driver = {
.name = "wm831x-aldo",
.owner = THIS_MODULE,
@ -663,7 +639,8 @@ static int wm831x_alive_ldo_probe(struct platform_device *pdev)
config.driver_data = ldo;
config.regmap = wm831x->regmap;
ldo->regulator = regulator_register(&ldo->desc, &config);
ldo->regulator = devm_regulator_register(&pdev->dev, &ldo->desc,
&config);
if (IS_ERR(ldo->regulator)) {
ret = PTR_ERR(ldo->regulator);
dev_err(wm831x->dev, "Failed to register LDO%d: %d\n",
@ -679,18 +656,8 @@ err:
return ret;
}
static int wm831x_alive_ldo_remove(struct platform_device *pdev)
{
struct wm831x_ldo *ldo = platform_get_drvdata(pdev);
regulator_unregister(ldo->regulator);
return 0;
}
static struct platform_driver wm831x_alive_ldo_driver = {
.probe = wm831x_alive_ldo_probe,
.remove = wm831x_alive_ldo_remove,
.driver = {
.name = "wm831x-alive-ldo",
.owner = THIS_MODULE,

6
drivers/regulator/wm8350-regulator.c
View File

@ -1206,7 +1206,8 @@ static int wm8350_regulator_probe(struct platform_device *pdev)
config.regmap = wm8350->regmap;
/* register regulator */
rdev = regulator_register(&wm8350_reg[pdev->id], &config);
rdev = devm_regulator_register(&pdev->dev, &wm8350_reg[pdev->id],
&config);
if (IS_ERR(rdev)) {
dev_err(&pdev->dev, "failed to register %s\n",
wm8350_reg[pdev->id].name);
@ -1217,7 +1218,6 @@ static int wm8350_regulator_probe(struct platform_device *pdev)
ret = wm8350_register_irq(wm8350, wm8350_reg[pdev->id].irq,
pmic_uv_handler, 0, "UV", rdev);
if (ret < 0) {
regulator_unregister(rdev);
dev_err(&pdev->dev, "failed to register regulator %s IRQ\n",
wm8350_reg[pdev->id].name);
return ret;
@ -1233,8 +1233,6 @@ static int wm8350_regulator_remove(struct platform_device *pdev)
wm8350_free_irq(wm8350, wm8350_reg[pdev->id].irq, rdev);
regulator_unregister(rdev);
return 0;
}

13
drivers/regulator/wm8400-regulator.c
View File

@ -219,7 +219,8 @@ static int wm8400_regulator_probe(struct platform_device *pdev)
config.driver_data = wm8400;
config.regmap = wm8400->regmap;
rdev = regulator_register(&regulators[pdev->id], &config);
rdev = devm_regulator_register(&pdev->dev, &regulators[pdev->id],
&config);
if (IS_ERR(rdev))
return PTR_ERR(rdev);
@ -228,21 +229,11 @@ static int wm8400_regulator_probe(struct platform_device *pdev)
return 0;
}
static int wm8400_regulator_remove(struct platform_device *pdev)
{
struct regulator_dev *rdev = platform_get_drvdata(pdev);
regulator_unregister(rdev);
return 0;
}
static struct platform_driver wm8400_regulator_driver = {
.driver = {
.name = "wm8400-regulator",
},
.probe = wm8400_regulator_probe,
.remove = wm8400_regulator_remove,
};
/**

14
drivers/regulator/wm8994-regulator.c
View File

@ -165,7 +165,9 @@ static int wm8994_ldo_probe(struct platform_device *pdev)
ldo->init_data = *pdata->ldo[id].init_data;
}
ldo->regulator = regulator_register(&wm8994_ldo_desc[id], &config);
ldo->regulator = devm_regulator_register(&pdev->dev,
&wm8994_ldo_desc[id],
&config);
if (IS_ERR(ldo->regulator)) {
ret = PTR_ERR(ldo->regulator);
dev_err(wm8994->dev, "Failed to register LDO%d: %d\n",
@ -181,18 +183,8 @@ err:
return ret;
}
static int wm8994_ldo_remove(struct platform_device *pdev)
{
struct wm8994_ldo *ldo = platform_get_drvdata(pdev);
regulator_unregister(ldo->regulator);
return 0;
}
static struct platform_driver wm8994_ldo_driver = {
.probe = wm8994_ldo_probe,
.remove = wm8994_ldo_remove,
.driver = {
.name = "wm8994-ldo",
.owner = THIS_MODULE,

5
include/linux/regulator/driver.h
View File

@ -334,7 +334,12 @@ struct regulator_dev {
struct regulator_dev *
regulator_register(const struct regulator_desc *regulator_desc,
const struct regulator_config *config);
struct regulator_dev *
devm_regulator_register(struct device *dev,
const struct regulator_desc *regulator_desc,
const struct regulator_config *config);
void regulator_unregister(struct regulator_dev *rdev);
void devm_regulator_unregister(struct device *dev, struct regulator_dev *rdev);
int regulator_notifier_call_chain(struct regulator_dev *rdev,
unsigned long event, void *data);