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opp: Add more resource-managed variants of dev_pm_opp_of_add_table()

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Add resource-managed variants of dev_pm_opp_of_add_table_indexed() and
dev_pm_opp_of_add_table_noclk(), allowing drivers to remove boilerplate
code.

Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
[ Viresh: Added underscore to devm_of_add_table_indexed() ]
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
This commit is contained in:
Dmitry Osipenko 2021-09-20 20:22:46 +03:00 committed by Viresh Kumar
parent 3734b9f2ce
commit e69709f686
2 changed files with 51 additions and 7 deletions
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46
drivers/opp/of.c
View File

@ -1081,6 +1081,17 @@ static void devm_pm_opp_of_table_release(void *data)
dev_pm_opp_of_remove_table(data);
}
static int _devm_of_add_table_indexed(struct device *dev, int index, bool getclk)
{
int ret;
ret = _of_add_table_indexed(dev, index, getclk);
if (ret)
return ret;
return devm_add_action_or_reset(dev, devm_pm_opp_of_table_release, dev);
}
/**
* devm_pm_opp_of_add_table() - Initialize opp table from device tree
* @dev: device pointer used to lookup OPP table.
@ -1102,13 +1113,7 @@ static void devm_pm_opp_of_table_release(void *data)
*/
int devm_pm_opp_of_add_table(struct device *dev)
{
int ret;
ret = dev_pm_opp_of_add_table(dev);
if (ret)
return ret;
return devm_add_action_or_reset(dev, devm_pm_opp_of_table_release, dev);
return _devm_of_add_table_indexed(dev, 0, true);
}
EXPORT_SYMBOL_GPL(devm_pm_opp_of_add_table);
@ -1151,6 +1156,19 @@ int dev_pm_opp_of_add_table_indexed(struct device *dev, int index)
}
EXPORT_SYMBOL_GPL(dev_pm_opp_of_add_table_indexed);
/**
* devm_pm_opp_of_add_table_indexed() - Initialize indexed opp table from device tree
* @dev: device pointer used to lookup OPP table.
* @index: Index number.
*
* This is a resource-managed variant of dev_pm_opp_of_add_table_indexed().
*/
int devm_pm_opp_of_add_table_indexed(struct device *dev, int index)
{
return _devm_of_add_table_indexed(dev, index, true);
}
EXPORT_SYMBOL_GPL(devm_pm_opp_of_add_table_indexed);
/**
* dev_pm_opp_of_add_table_noclk() - Initialize indexed opp table from device
* tree without getting clk for device.
@ -1169,6 +1187,20 @@ int dev_pm_opp_of_add_table_noclk(struct device *dev, int index)
}
EXPORT_SYMBOL_GPL(dev_pm_opp_of_add_table_noclk);
/**
* devm_pm_opp_of_add_table_noclk() - Initialize indexed opp table from device
* tree without getting clk for device.
* @dev: device pointer used to lookup OPP table.
* @index: Index number.
*
* This is a resource-managed variant of dev_pm_opp_of_add_table_noclk().
*/
int devm_pm_opp_of_add_table_noclk(struct device *dev, int index)
{
return _devm_of_add_table_indexed(dev, index, false);
}
EXPORT_SYMBOL_GPL(devm_pm_opp_of_add_table_noclk);
/* CPU device specific helpers */
/**

12
include/linux/pm_opp.h
View File

@ -439,7 +439,9 @@ static inline int dev_pm_opp_sync_regulators(struct device *dev)
#if defined(CONFIG_PM_OPP) && defined(CONFIG_OF)
int dev_pm_opp_of_add_table(struct device *dev);
int dev_pm_opp_of_add_table_indexed(struct device *dev, int index);
int devm_pm_opp_of_add_table_indexed(struct device *dev, int index);
int dev_pm_opp_of_add_table_noclk(struct device *dev, int index);
int devm_pm_opp_of_add_table_noclk(struct device *dev, int index);
void dev_pm_opp_of_remove_table(struct device *dev);
int devm_pm_opp_of_add_table(struct device *dev);
int dev_pm_opp_of_cpumask_add_table(const struct cpumask *cpumask);
@ -465,11 +467,21 @@ static inline int dev_pm_opp_of_add_table_indexed(struct device *dev, int index)
return -EOPNOTSUPP;
}
static inline int devm_pm_opp_of_add_table_indexed(struct device *dev, int index)
{
return -EOPNOTSUPP;
}
static inline int dev_pm_opp_of_add_table_noclk(struct device *dev, int index)
{
return -EOPNOTSUPP;
}
static inline int devm_pm_opp_of_add_table_noclk(struct device *dev, int index)
{
return -EOPNOTSUPP;
}
static inline void dev_pm_opp_of_remove_table(struct device *dev)
{
}