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Merge remote-tracking branch 'regulator/topic/core' into regulator-next

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This commit is contained in:
Mark Brown 2013-09-01 13:50:06 +01:00
commit 1ad13028e5
2 changed files with 31 additions and 20 deletions
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44
drivers/regulator/core.c
View File

@ -323,13 +323,14 @@ static ssize_t regulator_uA_show(struct device *dev,
}
static DEVICE_ATTR(microamps, 0444, regulator_uA_show, NULL);
static ssize_t regulator_name_show(struct device *dev,
struct device_attribute *attr, char *buf)
static ssize_t name_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
struct regulator_dev *rdev = dev_get_drvdata(dev);
return sprintf(buf, "%s\n", rdev_get_name(rdev));
}
static DEVICE_ATTR_RO(name);
static ssize_t regulator_print_opmode(char *buf, int mode)
{
@ -489,15 +490,16 @@ static ssize_t regulator_total_uA_show(struct device *dev,
}
static DEVICE_ATTR(requested_microamps, 0444, regulator_total_uA_show, NULL);
static ssize_t regulator_num_users_show(struct device *dev,
struct device_attribute *attr, char *buf)
static ssize_t num_users_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
struct regulator_dev *rdev = dev_get_drvdata(dev);
return sprintf(buf, "%d\n", rdev->use_count);
}
static DEVICE_ATTR_RO(num_users);
static ssize_t regulator_type_show(struct device *dev,
struct device_attribute *attr, char *buf)
static ssize_t type_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
struct regulator_dev *rdev = dev_get_drvdata(dev);
@ -509,6 +511,7 @@ static ssize_t regulator_type_show(struct device *dev,
}
return sprintf(buf, "unknown\n");
}
static DEVICE_ATTR_RO(type);
static ssize_t regulator_suspend_mem_uV_show(struct device *dev,
struct device_attribute *attr, char *buf)
@ -632,12 +635,13 @@ static DEVICE_ATTR(bypass, 0444,
* These are the only attributes are present for all regulators.
* Other attributes are a function of regulator functionality.
*/
static struct device_attribute regulator_dev_attrs[] = {
__ATTR(name, 0444, regulator_name_show, NULL),
__ATTR(num_users, 0444, regulator_num_users_show, NULL),
__ATTR(type, 0444, regulator_type_show, NULL),
__ATTR_NULL,
static struct attribute *regulator_dev_attrs[] = {
&dev_attr_name.attr,
&dev_attr_num_users.attr,
&dev_attr_type.attr,
NULL,
};
ATTRIBUTE_GROUPS(regulator_dev);
static void regulator_dev_release(struct device *dev)
{
@ -648,7 +652,7 @@ static void regulator_dev_release(struct device *dev)
static struct class regulator_class = {
.name = "regulator",
.dev_release = regulator_dev_release,
.dev_attrs = regulator_dev_attrs,
.dev_groups = regulator_dev_groups,
};
/* Calculate the new optimum regulator operating mode based on the new total
@ -1238,7 +1242,7 @@ static struct regulator_dev *regulator_dev_lookup(struct device *dev,
/* Internal regulator request function */
static struct regulator *_regulator_get(struct device *dev, const char *id,
int exclusive)
bool exclusive)
{
struct regulator_dev *rdev;
struct regulator *regulator = ERR_PTR(-EPROBE_DEFER);
@ -1344,7 +1348,7 @@ out:
*/
struct regulator *regulator_get(struct device *dev, const char *id)
{
return _regulator_get(dev, id, 0);
return _regulator_get(dev, id, false);
}
EXPORT_SYMBOL_GPL(regulator_get);
@ -1405,7 +1409,7 @@ EXPORT_SYMBOL_GPL(devm_regulator_get);
*/
struct regulator *regulator_get_exclusive(struct device *dev, const char *id)
{
return _regulator_get(dev, id, 1);
return _regulator_get(dev, id, true);
}
EXPORT_SYMBOL_GPL(regulator_get_exclusive);
@ -1890,8 +1894,9 @@ int regulator_disable_deferred(struct regulator *regulator, int ms)
rdev->deferred_disables++;
mutex_unlock(&rdev->mutex);
ret = schedule_delayed_work(&rdev->disable_work,
msecs_to_jiffies(ms));
ret = queue_delayed_work(system_power_efficient_wq,
&rdev->disable_work,
msecs_to_jiffies(ms));
if (ret < 0)
return ret;
else
@ -3835,8 +3840,11 @@ void regulator_unregister(struct regulator_dev *rdev)
if (rdev == NULL)
return;
if (rdev->supply)
if (rdev->supply) {
while (rdev->use_count--)
regulator_disable(rdev->supply);
regulator_put(rdev->supply);
}
mutex_lock(&regulator_list_mutex);
debugfs_remove_recursive(rdev->debugfs);
flush_work(&rdev->disable_work.work);

7
include/linux/regulator/consumer.h
View File

@ -369,8 +369,11 @@ static inline int regulator_count_voltages(struct regulator *regulator)
static inline int regulator_set_voltage_tol(struct regulator *regulator,
int new_uV, int tol_uV)
{
return regulator_set_voltage(regulator,
new_uV - tol_uV, new_uV + tol_uV);
if (regulator_set_voltage(regulator, new_uV, new_uV + tol_uV) == 0)
return 0;
else
return regulator_set_voltage(regulator,
new_uV - tol_uV, new_uV + tol_uV);
}
static inline int regulator_is_supported_voltage_tol(struct regulator *regulator,