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Date: Mon, 29 Apr 2024 16:45:32 +0200
From: Michał Mirosław <mirq-linux@...e.qmqm.pl>
To: Liam Girdwood <lgirdwood@...il.com>,
Mark Brown <broonie@...nel.org>
Cc: linux-kernel@...r.kernel.org
Subject: [PATCH v2 10/12] regulator/core: use dev_to_rdev() for device ->
regulator_dev cast
There is 1:1 relationship between regulator_dev and device (rdev->dev)
structures. Since we already have dev_to_rdev() to follow from
&rdev->dev to the rdev, use it instead of dereferencing a pointer.
Signed-off-by: Michał Mirosław <mirq-linux@...e.qmqm.pl>
---
drivers/regulator/core.c | 51 ++++++++++++++++++++--------------------
1 file changed, 25 insertions(+), 26 deletions(-)
diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 431e1c164b11..d7192530d3e0 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -650,7 +650,7 @@ regulator_get_suspend_state_check(struct regulator_dev *rdev, suspend_state_t st
static ssize_t microvolts_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct regulator_dev *rdev = dev_get_drvdata(dev);
+ struct regulator_dev *rdev = dev_to_rdev(dev);
int uV;
regulator_lock(rdev);
@@ -666,7 +666,7 @@ static DEVICE_ATTR_RO(microvolts);
static ssize_t microamps_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct regulator_dev *rdev = dev_get_drvdata(dev);
+ struct regulator_dev *rdev = dev_to_rdev(dev);
return sprintf(buf, "%d\n", _regulator_get_current_limit(rdev));
}
@@ -675,7 +675,7 @@ static DEVICE_ATTR_RO(microamps);
static ssize_t name_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
- struct regulator_dev *rdev = dev_get_drvdata(dev);
+ struct regulator_dev *rdev = dev_to_rdev(dev);
return sprintf(buf, "%s\n", rdev_get_name(rdev));
}
@@ -704,7 +704,7 @@ static ssize_t regulator_print_opmode(char *buf, int mode)
static ssize_t opmode_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct regulator_dev *rdev = dev_get_drvdata(dev);
+ struct regulator_dev *rdev = dev_to_rdev(dev);
return regulator_print_opmode(buf, _regulator_get_mode(rdev));
}
@@ -723,7 +723,7 @@ static ssize_t regulator_print_state(char *buf, int state)
static ssize_t state_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct regulator_dev *rdev = dev_get_drvdata(dev);
+ struct regulator_dev *rdev = dev_to_rdev(dev);
ssize_t ret;
regulator_lock(rdev);
@@ -737,7 +737,7 @@ static DEVICE_ATTR_RO(state);
static ssize_t status_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct regulator_dev *rdev = dev_get_drvdata(dev);
+ struct regulator_dev *rdev = dev_to_rdev(dev);
int status;
char *label;
@@ -784,7 +784,7 @@ static DEVICE_ATTR_RO(status);
static ssize_t min_microamps_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct regulator_dev *rdev = dev_get_drvdata(dev);
+ struct regulator_dev *rdev = dev_to_rdev(dev);
if (!rdev->constraints)
return sprintf(buf, "constraint not defined\n");
@@ -796,7 +796,7 @@ static DEVICE_ATTR_RO(min_microamps);
static ssize_t max_microamps_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct regulator_dev *rdev = dev_get_drvdata(dev);
+ struct regulator_dev *rdev = dev_to_rdev(dev);
if (!rdev->constraints)
return sprintf(buf, "constraint not defined\n");
@@ -808,7 +808,7 @@ static DEVICE_ATTR_RO(max_microamps);
static ssize_t min_microvolts_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct regulator_dev *rdev = dev_get_drvdata(dev);
+ struct regulator_dev *rdev = dev_to_rdev(dev);
if (!rdev->constraints)
return sprintf(buf, "constraint not defined\n");
@@ -820,7 +820,7 @@ static DEVICE_ATTR_RO(min_microvolts);
static ssize_t max_microvolts_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct regulator_dev *rdev = dev_get_drvdata(dev);
+ struct regulator_dev *rdev = dev_to_rdev(dev);
if (!rdev->constraints)
return sprintf(buf, "constraint not defined\n");
@@ -832,7 +832,7 @@ static DEVICE_ATTR_RO(max_microvolts);
static ssize_t requested_microamps_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct regulator_dev *rdev = dev_get_drvdata(dev);
+ struct regulator_dev *rdev = dev_to_rdev(dev);
struct regulator *regulator;
int uA = 0;
@@ -849,7 +849,7 @@ static DEVICE_ATTR_RO(requested_microamps);
static ssize_t num_users_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
- struct regulator_dev *rdev = dev_get_drvdata(dev);
+ struct regulator_dev *rdev = dev_to_rdev(dev);
return sprintf(buf, "%d\n", rdev->use_count);
}
static DEVICE_ATTR_RO(num_users);
@@ -857,7 +857,7 @@ static DEVICE_ATTR_RO(num_users);
static ssize_t type_show(struct device *dev, struct device_attribute *attr,
char *buf)
{
- struct regulator_dev *rdev = dev_get_drvdata(dev);
+ struct regulator_dev *rdev = dev_to_rdev(dev);
switch (rdev->desc->type) {
case REGULATOR_VOLTAGE:
@@ -872,7 +872,7 @@ static DEVICE_ATTR_RO(type);
static ssize_t suspend_mem_microvolts_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct regulator_dev *rdev = dev_get_drvdata(dev);
+ struct regulator_dev *rdev = dev_to_rdev(dev);
return sprintf(buf, "%d\n", rdev->constraints->state_mem.uV);
}
@@ -881,7 +881,7 @@ static DEVICE_ATTR_RO(suspend_mem_microvolts);
static ssize_t suspend_disk_microvolts_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct regulator_dev *rdev = dev_get_drvdata(dev);
+ struct regulator_dev *rdev = dev_to_rdev(dev);
return sprintf(buf, "%d\n", rdev->constraints->state_disk.uV);
}
@@ -890,7 +890,7 @@ static DEVICE_ATTR_RO(suspend_disk_microvolts);
static ssize_t suspend_standby_microvolts_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct regulator_dev *rdev = dev_get_drvdata(dev);
+ struct regulator_dev *rdev = dev_to_rdev(dev);
return sprintf(buf, "%d\n", rdev->constraints->state_standby.uV);
}
@@ -899,7 +899,7 @@ static DEVICE_ATTR_RO(suspend_standby_microvolts);
static ssize_t suspend_mem_mode_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct regulator_dev *rdev = dev_get_drvdata(dev);
+ struct regulator_dev *rdev = dev_to_rdev(dev);
return regulator_print_opmode(buf,
rdev->constraints->state_mem.mode);
@@ -909,7 +909,7 @@ static DEVICE_ATTR_RO(suspend_mem_mode);
static ssize_t suspend_disk_mode_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct regulator_dev *rdev = dev_get_drvdata(dev);
+ struct regulator_dev *rdev = dev_to_rdev(dev);
return regulator_print_opmode(buf,
rdev->constraints->state_disk.mode);
@@ -919,7 +919,7 @@ static DEVICE_ATTR_RO(suspend_disk_mode);
static ssize_t suspend_standby_mode_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct regulator_dev *rdev = dev_get_drvdata(dev);
+ struct regulator_dev *rdev = dev_to_rdev(dev);
return regulator_print_opmode(buf,
rdev->constraints->state_standby.mode);
@@ -929,7 +929,7 @@ static DEVICE_ATTR_RO(suspend_standby_mode);
static ssize_t suspend_mem_state_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct regulator_dev *rdev = dev_get_drvdata(dev);
+ struct regulator_dev *rdev = dev_to_rdev(dev);
return regulator_print_state(buf,
rdev->constraints->state_mem.enabled);
@@ -939,7 +939,7 @@ static DEVICE_ATTR_RO(suspend_mem_state);
static ssize_t suspend_disk_state_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct regulator_dev *rdev = dev_get_drvdata(dev);
+ struct regulator_dev *rdev = dev_to_rdev(dev);
return regulator_print_state(buf,
rdev->constraints->state_disk.enabled);
@@ -949,7 +949,7 @@ static DEVICE_ATTR_RO(suspend_disk_state);
static ssize_t suspend_standby_state_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct regulator_dev *rdev = dev_get_drvdata(dev);
+ struct regulator_dev *rdev = dev_to_rdev(dev);
return regulator_print_state(buf,
rdev->constraints->state_standby.enabled);
@@ -959,7 +959,7 @@ static DEVICE_ATTR_RO(suspend_standby_state);
static ssize_t bypass_show(struct device *dev,
struct device_attribute *attr, char *buf)
{
- struct regulator_dev *rdev = dev_get_drvdata(dev);
+ struct regulator_dev *rdev = dev_to_rdev(dev);
const char *report;
bool bypass;
int ret;
@@ -983,7 +983,7 @@ static DEVICE_ATTR_RO(bypass);
{ \
int ret; \
unsigned int flags; \
- struct regulator_dev *rdev = dev_get_drvdata(dev); \
+ struct regulator_dev *rdev = dev_to_rdev(dev); \
ret = _regulator_get_error_flags(rdev, &flags); \
if (ret) \
return ret; \
@@ -5278,7 +5278,7 @@ static const struct attribute_group *regulator_dev_groups[] = {
static void regulator_dev_release(struct device *dev)
{
- struct regulator_dev *rdev = dev_get_drvdata(dev);
+ struct regulator_dev *rdev = dev_to_rdev(dev);
debugfs_remove_recursive(rdev->debugfs);
kfree(rdev->constraints);
@@ -5588,7 +5588,6 @@ regulator_register(struct device *dev,
goto rinse;
}
device_initialize(&rdev->dev);
- dev_set_drvdata(&rdev->dev, rdev);
rdev->dev.class = ®ulator_class;
spin_lock_init(&rdev->err_lock);
--
2.39.2
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