diff mbox series

[02/17] regulator: da9055: Constify static data

Message ID 20240909-regulator-const-v1-2-8934704a5787@linaro.org (mailing list archive)
State New, archived
Headers show
Series regulator: Few constifications of static data | expand

Commit Message

Krzysztof Kozlowski Sept. 9, 2024, 1:51 p.m. UTC 
Driver does not modify static data with regulators description (struct
da9055_regulator_info), so make it const for code safety.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
---
 drivers/regulator/da9055-regulator.c | 28 ++++++++++++++--------------
 1 file changed, 14 insertions(+), 14 deletions(-)
diff mbox series

Patch

diff --git a/drivers/regulator/da9055-regulator.c b/drivers/regulator/da9055-regulator.c
index 352547c375bd..a0d3414aa79e 100644
--- a/drivers/regulator/da9055-regulator.c
+++ b/drivers/regulator/da9055-regulator.c
@@ -73,7 +73,7 @@  struct da9055_regulator_info {
 
 struct da9055_regulator {
 	struct da9055 *da9055;
-	struct da9055_regulator_info *info;
+	const struct da9055_regulator_info *info;
 	struct regulator_dev *rdev;
 	enum gpio_select reg_rselect;
 };
@@ -81,7 +81,7 @@  struct da9055_regulator {
 static unsigned int da9055_buck_get_mode(struct regulator_dev *rdev)
 {
 	struct da9055_regulator *regulator = rdev_get_drvdata(rdev);
-	struct da9055_regulator_info *info = regulator->info;
+	const struct da9055_regulator_info *info = regulator->info;
 	int ret, mode = 0;
 
 	ret = da9055_reg_read(regulator->da9055, info->mode.reg);
@@ -107,7 +107,7 @@  static int da9055_buck_set_mode(struct regulator_dev *rdev,
 					unsigned int mode)
 {
 	struct da9055_regulator *regulator = rdev_get_drvdata(rdev);
-	struct da9055_regulator_info *info = regulator->info;
+	const struct da9055_regulator_info *info = regulator->info;
 	int val = 0;
 
 	switch (mode) {
@@ -129,7 +129,7 @@  static int da9055_buck_set_mode(struct regulator_dev *rdev,
 static unsigned int da9055_ldo_get_mode(struct regulator_dev *rdev)
 {
 	struct da9055_regulator *regulator = rdev_get_drvdata(rdev);
-	struct da9055_regulator_info *info = regulator->info;
+	const struct da9055_regulator_info *info = regulator->info;
 	int ret;
 
 	ret = da9055_reg_read(regulator->da9055, info->volt.reg_b);
@@ -145,7 +145,7 @@  static unsigned int da9055_ldo_get_mode(struct regulator_dev *rdev)
 static int da9055_ldo_set_mode(struct regulator_dev *rdev, unsigned int mode)
 {
 	struct da9055_regulator *regulator = rdev_get_drvdata(rdev);
-	struct da9055_regulator_info *info = regulator->info;
+	const struct da9055_regulator_info *info = regulator->info;
 	struct da9055_volt_reg volt = info->volt;
 	int val = 0;
 
@@ -167,7 +167,7 @@  static int da9055_ldo_set_mode(struct regulator_dev *rdev, unsigned int mode)
 static int da9055_regulator_get_voltage_sel(struct regulator_dev *rdev)
 {
 	struct da9055_regulator *regulator = rdev_get_drvdata(rdev);
-	struct da9055_regulator_info *info = regulator->info;
+	const struct da9055_regulator_info *info = regulator->info;
 	struct da9055_volt_reg volt = info->volt;
 	int ret, sel;
 
@@ -199,7 +199,7 @@  static int da9055_regulator_set_voltage_sel(struct regulator_dev *rdev,
 					    unsigned int selector)
 {
 	struct da9055_regulator *regulator = rdev_get_drvdata(rdev);
-	struct da9055_regulator_info *info = regulator->info;
+	const struct da9055_regulator_info *info = regulator->info;
 	int ret;
 
 	/*
@@ -242,7 +242,7 @@  static int da9055_regulator_set_suspend_voltage(struct regulator_dev *rdev,
 						int uV)
 {
 	struct da9055_regulator *regulator = rdev_get_drvdata(rdev);
-	struct da9055_regulator_info *info = regulator->info;
+	const struct da9055_regulator_info *info = regulator->info;
 	int ret;
 
 	/* Select register set B for suspend voltage ramping. */
@@ -264,7 +264,7 @@  static int da9055_regulator_set_suspend_voltage(struct regulator_dev *rdev,
 static int da9055_suspend_enable(struct regulator_dev *rdev)
 {
 	struct da9055_regulator *regulator = rdev_get_drvdata(rdev);
-	struct da9055_regulator_info *info = regulator->info;
+	const struct da9055_regulator_info *info = regulator->info;
 
 	/* Select register set B for voltage ramping. */
 	if (regulator->reg_rselect == NO_GPIO)
@@ -277,7 +277,7 @@  static int da9055_suspend_enable(struct regulator_dev *rdev)
 static int da9055_suspend_disable(struct regulator_dev *rdev)
 {
 	struct da9055_regulator *regulator = rdev_get_drvdata(rdev);
-	struct da9055_regulator_info *info = regulator->info;
+	const struct da9055_regulator_info *info = regulator->info;
 
 	/* Diselect register set B. */
 	if (regulator->reg_rselect == NO_GPIO)
@@ -396,7 +396,7 @@  static const struct regulator_ops da9055_ldo_ops = {
 	},\
 }
 
-static struct da9055_regulator_info da9055_regulator_info[] = {
+static const struct da9055_regulator_info da9055_regulator_info[] = {
 	DA9055_BUCK(BUCK1, 25, 725, 2075, 6, 9, 0xc, 2),
 	DA9055_BUCK(BUCK2, 25, 925, 2500, 6, 0, 3, 0),
 	DA9055_LDO(LDO1, 50, 900, 3300, 6, 2),
@@ -417,7 +417,7 @@  static int da9055_gpio_init(struct device *dev,
 			    struct regulator_config *config,
 			    struct da9055_pdata *pdata, int id)
 {
-	struct da9055_regulator_info *info = regulator->info;
+	const struct da9055_regulator_info *info = regulator->info;
 	struct gpio_desc *ren;
 	struct gpio_desc *ena;
 	struct gpio_desc *rsel;
@@ -491,9 +491,9 @@  static irqreturn_t da9055_ldo5_6_oc_irq(int irq, void *data)
 	return IRQ_HANDLED;
 }
 
-static inline struct da9055_regulator_info *find_regulator_info(int id)
+static inline const struct da9055_regulator_info *find_regulator_info(int id)
 {
-	struct da9055_regulator_info *info;
+	const struct da9055_regulator_info *info;
 	int i;
 
 	for (i = 0; i < ARRAY_SIZE(da9055_regulator_info); i++) {