[PATCH] regulator: ab3100: Constify regulator_ops and ab3100_regulator_desc

From: Axel Lin
Date: Thu May 02 2019 - 10:22:32 EST


These regulator_ops variables and ab3100_regulator_desc array never need
to be modified, make them const so compiler can put them to .rodata.

Signed-off-by: Axel Lin <axel.lin@xxxxxxxxxx>
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
---
drivers/regulator/ab3100.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/drivers/regulator/ab3100.c b/drivers/regulator/ab3100.c
index c92966a79a7e..edde907a7062 100644
--- a/drivers/regulator/ab3100.c
+++ b/drivers/regulator/ab3100.c
@@ -353,14 +353,14 @@ static int ab3100_get_voltage_regulator_external(struct regulator_dev *reg)
return 0;
}

-static struct regulator_ops regulator_ops_fixed = {
+static const struct regulator_ops regulator_ops_fixed = {
.list_voltage = regulator_list_voltage_linear,
.enable = ab3100_enable_regulator,
.disable = ab3100_disable_regulator,
.is_enabled = ab3100_is_enabled_regulator,
};

-static struct regulator_ops regulator_ops_variable = {
+static const struct regulator_ops regulator_ops_variable = {
.enable = ab3100_enable_regulator,
.disable = ab3100_disable_regulator,
.is_enabled = ab3100_is_enabled_regulator,
@@ -369,7 +369,7 @@ static struct regulator_ops regulator_ops_variable = {
.list_voltage = regulator_list_voltage_table,
};

-static struct regulator_ops regulator_ops_variable_sleepable = {
+static const struct regulator_ops regulator_ops_variable_sleepable = {
.enable = ab3100_enable_regulator,
.disable = ab3100_disable_regulator,
.is_enabled = ab3100_is_enabled_regulator,
@@ -385,14 +385,14 @@ static struct regulator_ops regulator_ops_variable_sleepable = {
* is an on/off switch plain an simple. The external
* voltage is defined in the board set-up if any.
*/
-static struct regulator_ops regulator_ops_external = {
+static const struct regulator_ops regulator_ops_external = {
.enable = ab3100_enable_regulator,
.disable = ab3100_disable_regulator,
.is_enabled = ab3100_is_enabled_regulator,
.get_voltage = ab3100_get_voltage_regulator_external,
};

-static struct regulator_desc
+static const struct regulator_desc
ab3100_regulator_desc[AB3100_NUM_REGULATORS] = {
{
.name = "LDO_A",
@@ -499,7 +499,7 @@ static int ab3100_regulator_register(struct platform_device *pdev,
struct device_node *np,
unsigned long id)
{
- struct regulator_desc *desc;
+ const struct regulator_desc *desc;
struct ab3100_regulator *reg;
struct regulator_dev *rdev;
struct regulator_config config = { };
@@ -688,7 +688,7 @@ static int ab3100_regulators_probe(struct platform_device *pdev)

/* Register the regulators */
for (i = 0; i < AB3100_NUM_REGULATORS; i++) {
- struct regulator_desc *desc = &ab3100_regulator_desc[i];
+ const struct regulator_desc *desc = &ab3100_regulator_desc[i];

err = ab3100_regulator_register(pdev, plfdata, NULL, NULL,
desc->id);
--
2.20.1