Commit 65f26846 authored by Mark Brown's avatar Mark Brown
Browse files

regulator: core: Constify the regulator_desc passed in when registering 



Drivers should be able to declare their descriptors const and the framework
shouldn't ever be modifying the desciptor. Make the parameter and the
pointer in regulator_dev const to enforce this.

Signed-off-by: default avatarMark Brown <broonie@opensource.wolfsonmicro.com>
parent dd775ae2

drivers/regulator/core.c

+2 −1
Original line number Diff line number Diff line
@@ -2829,7 +2829,8 @@ static void rdev_init_debugfs(struct regulator_dev *rdev) 
 * Called by regulator drivers to register a regulator.

 * Returns 0 on success.

 */

struct regulator_dev *regulator_register(struct regulator_desc *regulator_desc,

struct regulator_dev *

regulator_register(const struct regulator_desc *regulator_desc,

	struct device *dev, const struct regulator_init_data *init_data,

	void *driver_data, struct device_node *of_node)

{

include/linux/regulator/driver.h

+3 −2
Original line number Diff line number Diff line
@@ -184,7 +184,7 @@ struct regulator_desc { 
 * no other direct access).

 */

struct regulator_dev {

	struct regulator_desc *desc;

	const struct regulator_desc *desc;

	int exclusive;

	u32 use_count;

	u32 open_count;
@@ -210,7 +210,8 @@ struct regulator_dev { 
	struct dentry *debugfs;

};



struct regulator_dev *regulator_register(struct regulator_desc *regulator_desc,

struct regulator_dev *

regulator_register(const struct regulator_desc *regulator_desc,

	struct device *dev, const struct regulator_init_data *init_data,

	void *driver_data, struct device_node *of_node);

void regulator_unregister(struct regulator_dev *rdev);