regulator: ab3100: Constify regulator_ops and ab3100_regulator_desc

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@ingics.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/drivers/regulator/ab3100.c b/drivers/regulator/ab3100.c
index c92966a..edde907 100644 (file)
--- 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);