[PATCH 02/17] regulator: da9055: Constify static data
From: Krzysztof Kozlowski
Date: Mon Sep 09 2024 - 09:52:18 EST
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@xxxxxxxxxx>
---
drivers/regulator/da9055-regulator.c | 28 ++++++++++++++--------------
1 file changed, 14 insertions(+), 14 deletions(-)
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++) {
--
2.43.0