diff mbox series

[V2,26/30] OPP: Remove dev_pm_opp_set_supported_hw() and friends

Message ID a653b598ad68f40499750f2d86b266eeac27bd4a.1656660185.git.viresh.kumar@linaro.org (mailing list archive)
State Superseded, archived
Headers show
Series OPP: Add new configuration interface: dev_pm_opp_set_config() | expand

Commit Message

Viresh Kumar July 1, 2022, 8:20 a.m. UTC 
Now that everyone has migrated to dev_pm_opp_set_config(), remove the
public interface for dev_pm_opp_set_supported_hw() and friends.

Tested-by: Dmitry Osipenko <dmitry.osipenko@collabora.com>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
---
 drivers/opp/core.c     | 87 ++++++++++--------------------------------
 include/linux/pm_opp.h | 19 ---------
 2 files changed, 20 insertions(+), 86 deletions(-)
diff mbox series

Patch

diff --git a/drivers/opp/core.c b/drivers/opp/core.c
index fc3cd87ee7df..66ffe501a7c8 100644
--- a/drivers/opp/core.c
+++ b/drivers/opp/core.c
@@ -1952,7 +1952,7 @@  int _opp_add_v1(struct opp_table *opp_table, struct device *dev,
 }
 
 /**
- * dev_pm_opp_set_supported_hw() - Set supported platforms
+ * _opp_set_supported_hw() - Set supported platforms
  * @dev: Device for which supported-hw has to be set.
  * @versions: Array of hierarchy of versions to match.
  * @count: Number of elements in the array.
@@ -1962,84 +1962,39 @@  int _opp_add_v1(struct opp_table *opp_table, struct device *dev,
  * OPPs, which are available for those versions, based on its 'opp-supported-hw'
  * property.
  */
-struct opp_table *dev_pm_opp_set_supported_hw(struct device *dev,
-			const u32 *versions, unsigned int count)
+static int _opp_set_supported_hw(struct opp_table *opp_table,
+				 const u32 *versions, unsigned int count)
 {
-	struct opp_table *opp_table;
-
-	opp_table = _add_opp_table(dev, false);
-	if (IS_ERR(opp_table))
-		return opp_table;
-
-	/* Make sure there are no concurrent readers while updating opp_table */
-	WARN_ON(!list_empty(&opp_table->opp_list));
-
 	/* Another CPU that shares the OPP table has set the property ? */
 	if (opp_table->supported_hw)
-		return opp_table;
+		return 0;
 
 	opp_table->supported_hw = kmemdup(versions, count * sizeof(*versions),
 					GFP_KERNEL);
-	if (!opp_table->supported_hw) {
-		dev_pm_opp_put_opp_table(opp_table);
-		return ERR_PTR(-ENOMEM);
-	}
+	if (!opp_table->supported_hw)
+		return -ENOMEM;
 
 	opp_table->supported_hw_count = count;
 
-	return opp_table;
+	return 0;
 }
-EXPORT_SYMBOL_GPL(dev_pm_opp_set_supported_hw);
 
 /**
- * dev_pm_opp_put_supported_hw() - Releases resources blocked for supported hw
- * @opp_table: OPP table returned by dev_pm_opp_set_supported_hw().
+ * _opp_put_supported_hw() - Releases resources blocked for supported hw
+ * @opp_table: OPP table returned by _opp_set_supported_hw().
  *
  * This is required only for the V2 bindings, and is called for a matching
- * dev_pm_opp_set_supported_hw(). Until this is called, the opp_table structure
+ * _opp_set_supported_hw(). Until this is called, the opp_table structure
  * will not be freed.
  */
-void dev_pm_opp_put_supported_hw(struct opp_table *opp_table)
+static void _opp_put_supported_hw(struct opp_table *opp_table)
 {
-	if (unlikely(!opp_table))
-		return;
-
-	kfree(opp_table->supported_hw);
-	opp_table->supported_hw = NULL;
-	opp_table->supported_hw_count = 0;
-
-	dev_pm_opp_put_opp_table(opp_table);
-}
-EXPORT_SYMBOL_GPL(dev_pm_opp_put_supported_hw);
-
-static void devm_pm_opp_supported_hw_release(void *data)
-{
-	dev_pm_opp_put_supported_hw(data);
-}
-
-/**
- * devm_pm_opp_set_supported_hw() - Set supported platforms
- * @dev: Device for which supported-hw has to be set.
- * @versions: Array of hierarchy of versions to match.
- * @count: Number of elements in the array.
- *
- * This is a resource-managed variant of dev_pm_opp_set_supported_hw().
- *
- * Return: 0 on success and errorno otherwise.
- */
-int devm_pm_opp_set_supported_hw(struct device *dev, const u32 *versions,
-				 unsigned int count)
-{
-	struct opp_table *opp_table;
-
-	opp_table = dev_pm_opp_set_supported_hw(dev, versions, count);
-	if (IS_ERR(opp_table))
-		return PTR_ERR(opp_table);
-
-	return devm_add_action_or_reset(dev, devm_pm_opp_supported_hw_release,
-					opp_table);
+	if (opp_table->supported_hw) {
+		kfree(opp_table->supported_hw);
+		opp_table->supported_hw = NULL;
+		opp_table->supported_hw_count = 0;
+	}
 }
-EXPORT_SYMBOL_GPL(devm_pm_opp_set_supported_hw);
 
 /**
  * dev_pm_opp_set_prop_name() - Set prop-extn name
@@ -2575,7 +2530,7 @@  static void _opp_clear_config(struct opp_config_data *data)
 	if (data->flags & OPP_CONFIG_REGULATOR)
 		_opp_put_regulators(data->opp_table);
 	if (data->flags & OPP_CONFIG_SUPPORTED_HW)
-		dev_pm_opp_put_supported_hw(data->opp_table);
+		_opp_put_supported_hw(data->opp_table);
 	if (data->flags & OPP_CONFIG_REGULATOR_HELPER)
 		dev_pm_opp_unregister_set_opp_helper(data->opp_table);
 	if (data->flags & OPP_CONFIG_PROP_NAME)
@@ -2671,12 +2626,10 @@  int dev_pm_opp_set_config(struct device *dev, struct dev_pm_opp_config *config)
 
 	/* Configure supported hardware */
 	if (config->supported_hw) {
-		err = dev_pm_opp_set_supported_hw(dev, config->supported_hw,
-						  config->supported_hw_count);
-		if (IS_ERR(err)) {
-			ret = PTR_ERR(err);
+		ret = _opp_set_supported_hw(opp_table, config->supported_hw,
+					    config->supported_hw_count);
+		if (ret)
 			goto err;
-		}
 
 		data->flags |= OPP_CONFIG_SUPPORTED_HW;
 	}
diff --git a/include/linux/pm_opp.h b/include/linux/pm_opp.h
index 0dc45d4403ce..dfbb07b871a8 100644
--- a/include/linux/pm_opp.h
+++ b/include/linux/pm_opp.h
@@ -187,9 +187,6 @@  int dev_pm_opp_set_config(struct device *dev, struct dev_pm_opp_config *config);
 int devm_pm_opp_set_config(struct device *dev, struct dev_pm_opp_config *config);
 void dev_pm_opp_clear_config(int token);
 
-struct opp_table *dev_pm_opp_set_supported_hw(struct device *dev, const u32 *versions, unsigned int count);
-void dev_pm_opp_put_supported_hw(struct opp_table *opp_table);
-int devm_pm_opp_set_supported_hw(struct device *dev, const u32 *versions, unsigned int count);
 struct opp_table *dev_pm_opp_set_prop_name(struct device *dev, const char *name);
 void dev_pm_opp_put_prop_name(struct opp_table *opp_table);
 struct opp_table *dev_pm_opp_set_clkname(struct device *dev, const char *name);
@@ -372,22 +369,6 @@  static inline int dev_pm_opp_unregister_notifier(struct device *dev, struct noti
 	return -EOPNOTSUPP;
 }
 
-static inline struct opp_table *dev_pm_opp_set_supported_hw(struct device *dev,
-							    const u32 *versions,
-							    unsigned int count)
-{
-	return ERR_PTR(-EOPNOTSUPP);
-}
-
-static inline void dev_pm_opp_put_supported_hw(struct opp_table *opp_table) {}
-
-static inline int devm_pm_opp_set_supported_hw(struct device *dev,
-					       const u32 *versions,
-					       unsigned int count)
-{
-	return -EOPNOTSUPP;
-}
-
 static inline struct opp_table *dev_pm_opp_register_set_opp_helper(struct device *dev,
 			int (*set_opp)(struct dev_pm_set_opp_data *data))
 {