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iio: gyro: mpu3050: Use pm_ptr() and DEFINE_RUNTIME_DEV_PM_OPS()

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Using this approach as opposed to CONFIG_PM guards allows the compiler to
remove the unused code instead of doing it manually.

Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: Linus Walleij <linus.walleij@linaro.org>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20220220175149.503495-3-jic23@kernel.org
This commit is contained in:
Jonathan Cameron 2022-02-20 17:51:49 +00:00
parent 3c5a15cc4b
commit feb0bd2bca
2 changed files with 3 additions and 10 deletions
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11
drivers/iio/gyro/mpu3050-core.c
View File

@ -1277,7 +1277,6 @@ void mpu3050_common_remove(struct device *dev)
mpu3050_power_down(mpu3050);
}
#ifdef CONFIG_PM
static int mpu3050_runtime_suspend(struct device *dev)
{
return mpu3050_power_down(iio_priv(dev_get_drvdata(dev)));
@ -1287,15 +1286,9 @@ static int mpu3050_runtime_resume(struct device *dev)
{
return mpu3050_power_up(iio_priv(dev_get_drvdata(dev)));
}
#endif /* CONFIG_PM */
const struct dev_pm_ops mpu3050_dev_pm_ops = {
SET_SYSTEM_SLEEP_PM_OPS(pm_runtime_force_suspend,
pm_runtime_force_resume)
SET_RUNTIME_PM_OPS(mpu3050_runtime_suspend,
mpu3050_runtime_resume, NULL)
};
DEFINE_RUNTIME_DEV_PM_OPS(mpu3050_dev_pm_ops, mpu3050_runtime_suspend,
mpu3050_runtime_resume, NULL);
MODULE_AUTHOR("Linus Walleij");
MODULE_DESCRIPTION("MPU3050 gyroscope driver");
MODULE_LICENSE("GPL");

2
drivers/iio/gyro/mpu3050-i2c.c
View File

@ -116,7 +116,7 @@ static struct i2c_driver mpu3050_i2c_driver = {
.driver = {
.of_match_table = mpu3050_i2c_of_match,
.name = "mpu3050-i2c",
.pm = &mpu3050_dev_pm_ops,
.pm = pm_ptr(&mpu3050_dev_pm_ops),
},
};
module_i2c_driver(mpu3050_i2c_driver);