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Date: Thu, 8 Sep 2016 19:49:01 -0700
From: Joe Perches <joe@...ches.com>
To: Support Opensource <support.opensource@...semi.com>,
Liam Girdwood <lgirdwood@...il.com>,
Mark Brown <broonie@...nel.org>
Cc: linux-kernel@...r.kernel.org
Subject: [PATCH] da905x: Add const to da905x_regulator_info blocks
Moving data to text is a good thing.
Mark the regulator_info structs as const and change the pointers to const.
$ size drivers/regulator/*.o*
text data bss dec hex filename
7455 100 0 7555 1d83 drivers/regulator/da9052-regulator.o.new
2111 5392 0 7503 1d4f drivers/regulator/da9052-regulator.o.old
4321 100 0 4421 1145 drivers/regulator/da9055-regulator.o.new
2611 1800 0 4411 113b drivers/regulator/da9055-regulator.o.old
Signed-off-by: Joe Perches <joe@...ches.com>
---
drivers/regulator/da9052-regulator.c | 37 ++++++++++++++++++------------------
drivers/regulator/da9055-regulator.c | 32 +++++++++++++++----------------
2 files changed, 34 insertions(+), 35 deletions(-)
diff --git a/drivers/regulator/da9052-regulator.c b/drivers/regulator/da9052-regulator.c
index 9ececfe..184ff1d 100644
--- a/drivers/regulator/da9052-regulator.c
+++ b/drivers/regulator/da9052-regulator.c
@@ -75,11 +75,11 @@ struct da9052_regulator_info {
struct da9052_regulator {
struct da9052 *da9052;
- struct da9052_regulator_info *info;
+ const struct da9052_regulator_info *info;
struct regulator_dev *rdev;
};
-static int verify_range(struct da9052_regulator_info *info,
+static int verify_range(const struct da9052_regulator_info *info,
int min_uV, int max_uV)
{
if (min_uV > info->max_uV || max_uV < info->min_uV)
@@ -159,7 +159,7 @@ static int da9052_list_voltage(struct regulator_dev *rdev,
unsigned int selector)
{
struct da9052_regulator *regulator = rdev_get_drvdata(rdev);
- struct da9052_regulator_info *info = regulator->info;
+ const struct da9052_regulator_info *info = regulator->info;
int id = rdev_get_id(rdev);
int volt_uV;
@@ -183,7 +183,7 @@ static int da9052_map_voltage(struct regulator_dev *rdev,
int min_uV, int max_uV)
{
struct da9052_regulator *regulator = rdev_get_drvdata(rdev);
- struct da9052_regulator_info *info = regulator->info;
+ const struct da9052_regulator_info *info = regulator->info;
int id = rdev_get_id(rdev);
int ret, sel;
@@ -214,7 +214,7 @@ static int da9052_regulator_set_voltage_sel(struct regulator_dev *rdev,
unsigned int selector)
{
struct da9052_regulator *regulator = rdev_get_drvdata(rdev);
- struct da9052_regulator_info *info = regulator->info;
+ const struct da9052_regulator_info *info = regulator->info;
int id = rdev_get_id(rdev);
int ret;
@@ -245,7 +245,7 @@ static int da9052_regulator_set_voltage_time_sel(struct regulator_dev *rdev,
unsigned int new_sel)
{
struct da9052_regulator *regulator = rdev_get_drvdata(rdev);
- struct da9052_regulator_info *info = regulator->info;
+ const struct da9052_regulator_info *info = regulator->info;
int id = rdev_get_id(rdev);
int ret = 0;
@@ -330,7 +330,7 @@ static const struct regulator_ops da9052_ldo_ops = {
.activate_bit = (abits),\
}
-static struct da9052_regulator_info da9052_regulator_info[] = {
+static const struct da9052_regulator_info da9052_regulator_info[] = {
DA9052_DCDC(BUCK1, 25, 500, 2075, 6, 6, DA9052_SUPPLY_VBCOREGO),
DA9052_DCDC(BUCK2, 25, 500, 2075, 6, 6, DA9052_SUPPLY_VBPROGO),
DA9052_DCDC(BUCK3, 25, 950, 2525, 6, 6, DA9052_SUPPLY_VBMEMGO),
@@ -347,7 +347,7 @@ static struct da9052_regulator_info da9052_regulator_info[] = {
DA9052_LDO(LDO10, 50, 1200, 3600, 6, 6, 0),
};
-static struct da9052_regulator_info da9053_regulator_info[] = {
+static const struct da9052_regulator_info da9053_regulator_info[] = {
DA9052_DCDC(BUCK1, 25, 500, 2075, 6, 6, DA9052_SUPPLY_VBCOREGO),
DA9052_DCDC(BUCK2, 25, 500, 2075, 6, 6, DA9052_SUPPLY_VBPROGO),
DA9052_DCDC(BUCK3, 25, 950, 2525, 6, 6, DA9052_SUPPLY_VBMEMGO),
@@ -364,10 +364,10 @@ static struct da9052_regulator_info da9053_regulator_info[] = {
DA9052_LDO(LDO10, 50, 1200, 3600, 6, 6, 0),
};
-static inline struct da9052_regulator_info *find_regulator_info(u8 chip_id,
- int id)
+static inline const struct da9052_regulator_info *
+find_regulator_info(u8 chip_id, int id)
{
- struct da9052_regulator_info *info;
+ const struct da9052_regulator_info *info;
int i;
switch (chip_id) {
@@ -435,14 +435,13 @@ static int da9052_regulator_probe(struct platform_device *pdev)
return -ENODEV;
for_each_child_of_node(nproot, np) {
- if (!of_node_cmp(np->name,
- regulator->info->reg_desc.name)) {
- config.init_data = of_get_regulator_init_data(
- &pdev->dev, np,
- ®ulator->info->reg_desc);
- config.of_node = np;
- break;
- }
+ if (of_node_cmp(np->name, regulator->info->reg_desc.name))
+ continue;
+ config.init_data =
+ of_get_regulator_init_data(&pdev->dev, np,
+ ®ulator->info->reg_desc);
+ config.of_node = np;
+ break;
}
of_node_put(nproot);
#endif
diff --git a/drivers/regulator/da9055-regulator.c b/drivers/regulator/da9055-regulator.c
index d029c94..019df70 100644
--- a/drivers/regulator/da9055-regulator.c
+++ b/drivers/regulator/da9055-regulator.c
@@ -77,7 +77,7 @@ 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;
};
@@ -85,7 +85,7 @@ 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);
@@ -111,7 +111,7 @@ 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) {
@@ -133,7 +133,7 @@ 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);
@@ -149,7 +149,7 @@ 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;
@@ -171,7 +171,7 @@ static int da9055_ldo_set_mode(struct regulator_dev *rdev, unsigned int mode)
static int da9055_buck_get_current_limit(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, DA9055_REG_BUCK_LIM);
@@ -186,7 +186,7 @@ static int da9055_buck_set_current_limit(struct regulator_dev *rdev, int min_uA,
int max_uA)
{
struct da9055_regulator *regulator = rdev_get_drvdata(rdev);
- struct da9055_regulator_info *info = regulator->info;
+ const struct da9055_regulator_info *info = regulator->info;
int i;
for (i = ARRAY_SIZE(da9055_current_limits) - 1; i >= 0; i--) {
@@ -204,7 +204,7 @@ static int da9055_buck_set_current_limit(struct regulator_dev *rdev, int min_uA,
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;
@@ -236,7 +236,7 @@ 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;
/*
@@ -279,7 +279,7 @@ 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. */
@@ -301,7 +301,7 @@ 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)
@@ -314,7 +314,7 @@ 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)
@@ -425,7 +425,7 @@ 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),
@@ -445,7 +445,7 @@ static int da9055_gpio_init(struct da9055_regulator *regulator,
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;
int ret = 0;
if (!pdata)
@@ -521,9 +521,9 @@ 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++) {
--
2.10.0.rc2.1.g053435c
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