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iio: imu: inv_icm42600: Move exports to IIO_ICM42600 namespace

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As these exports are only relevant to core module and users in the
bus specific modules, move them out of the main kernel namespace.

Includes using EXPORT_NS_GPL_DEV_PM_OPS() and the simplifications that
brings by allowing the compiler to remove unused struct dev_pm_ops
and callbacks without needing explicit __maybe_unused markings.

Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: Jean-Baptiste Maneyrol <jean-baptiste.maneyrol@tdk.com>

--
EXPORT_NS_GPL_DEV_PM_OPS()

v2: Switch to Paul's more flexible version of the
Acked-by: Jean-Baptiste Maneyrol <jean-baptiste.maneyrol@tdk.com>
Link: https://lore.kernel.org/r/20220925155719.3316280-5-jic23@kernel.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Jonathan Cameron 2022-09-25 16:57:18 +01:00
parent 02e082c433
commit ef5a5ef29c
3 changed files with 14 additions and 13 deletions
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21
drivers/iio/imu/inv_icm42600/inv_icm42600_core.c
View file

@ -41,7 +41,7 @@ const struct regmap_config inv_icm42600_regmap_config = {
.ranges = inv_icm42600_regmap_ranges,
.num_ranges = ARRAY_SIZE(inv_icm42600_regmap_ranges),
};
EXPORT_SYMBOL_GPL(inv_icm42600_regmap_config);
EXPORT_SYMBOL_NS_GPL(inv_icm42600_regmap_config, IIO_ICM42600);
struct inv_icm42600_hw {
uint8_t whoami;
@ -660,13 +660,13 @@ int inv_icm42600_core_probe(struct regmap *regmap, int chip, int irq,
return devm_add_action_or_reset(dev, inv_icm42600_disable_pm, dev);
}
EXPORT_SYMBOL_GPL(inv_icm42600_core_probe);
EXPORT_SYMBOL_NS_GPL(inv_icm42600_core_probe, IIO_ICM42600);
/*
* Suspend saves sensors state and turns everything off.
* Check first if runtime suspend has not already done the job.
*/
static int __maybe_unused inv_icm42600_suspend(struct device *dev)
static int inv_icm42600_suspend(struct device *dev)
{
struct inv_icm42600_state *st = dev_get_drvdata(dev);
int ret;
@ -706,7 +706,7 @@ static int __maybe_unused inv_icm42600_suspend(struct device *dev)
* System resume gets the system back on and restores the sensors state.
* Manually put runtime power management in system active state.
*/
static int __maybe_unused inv_icm42600_resume(struct device *dev)
static int inv_icm42600_resume(struct device *dev)
{
struct inv_icm42600_state *st = dev_get_drvdata(dev);
int ret;
@ -739,7 +739,7 @@ static int __maybe_unused inv_icm42600_resume(struct device *dev)
}
/* Runtime suspend will turn off sensors that are enabled by iio devices. */
static int __maybe_unused inv_icm42600_runtime_suspend(struct device *dev)
static int inv_icm42600_runtime_suspend(struct device *dev)
{
struct inv_icm42600_state *st = dev_get_drvdata(dev);
int ret;
@ -761,7 +761,7 @@ static int __maybe_unused inv_icm42600_runtime_suspend(struct device *dev)
}
/* Sensors are enabled by iio devices, no need to turn them back on here. */
static int __maybe_unused inv_icm42600_runtime_resume(struct device *dev)
static int inv_icm42600_runtime_resume(struct device *dev)
{
struct inv_icm42600_state *st = dev_get_drvdata(dev);
int ret;
@ -774,12 +774,11 @@ static int __maybe_unused inv_icm42600_runtime_resume(struct device *dev)
return ret;
}
const struct dev_pm_ops inv_icm42600_pm_ops = {
SET_SYSTEM_SLEEP_PM_OPS(inv_icm42600_suspend, inv_icm42600_resume)
SET_RUNTIME_PM_OPS(inv_icm42600_runtime_suspend,
inv_icm42600_runtime_resume, NULL)
EXPORT_NS_GPL_DEV_PM_OPS(inv_icm42600_pm_ops, IIO_ICM42600) = {
SYSTEM_SLEEP_PM_OPS(inv_icm42600_suspend, inv_icm42600_resume)
RUNTIME_PM_OPS(inv_icm42600_runtime_suspend,
inv_icm42600_runtime_resume, NULL)
};
EXPORT_SYMBOL_GPL(inv_icm42600_pm_ops);
MODULE_AUTHOR("InvenSense, Inc.");
MODULE_DESCRIPTION("InvenSense ICM-426xx device driver");

3
drivers/iio/imu/inv_icm42600/inv_icm42600_i2c.c
View file

@ -93,7 +93,7 @@ static struct i2c_driver inv_icm42600_driver = {
.driver = {
.name = "inv-icm42600-i2c",
.of_match_table = inv_icm42600_of_matches,
.pm = &inv_icm42600_pm_ops,
.pm = pm_ptr(&inv_icm42600_pm_ops),
},
.probe_new = inv_icm42600_probe,
};
@ -102,3 +102,4 @@ module_i2c_driver(inv_icm42600_driver);
MODULE_AUTHOR("InvenSense, Inc.");
MODULE_DESCRIPTION("InvenSense ICM-426xx I2C driver");
MODULE_LICENSE("GPL");
MODULE_IMPORT_NS(IIO_ICM42600);

3
drivers/iio/imu/inv_icm42600/inv_icm42600_spi.c
View file

@ -89,7 +89,7 @@ static struct spi_driver inv_icm42600_driver = {
.driver = {
.name = "inv-icm42600-spi",
.of_match_table = inv_icm42600_of_matches,
.pm = &inv_icm42600_pm_ops,
.pm = pm_ptr(&inv_icm42600_pm_ops),
},
.probe = inv_icm42600_probe,
};
@ -98,3 +98,4 @@ module_spi_driver(inv_icm42600_driver);
MODULE_AUTHOR("InvenSense, Inc.");
MODULE_DESCRIPTION("InvenSense ICM-426xx SPI driver");
MODULE_LICENSE("GPL");
MODULE_IMPORT_NS(IIO_ICM42600);