mfd: intel_soc_pmic_chtwc: Switch from __maybe_unused to pm_sleep_ptr() etc

Letting the compiler remove these functions when the kernel is built
without CONFIG_PM_SLEEP support is simpler and less heavier for builds
than the use of __maybe_unused attributes.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Link: https://lore.kernel.org/r/20220616171009.43524-2-andriy.shevchenko@linux.intel.com

diff --git a/drivers/mfd/intel_soc_pmic_chtwc.c b/drivers/mfd/intel_soc_pmic_chtwc.c
index 1cbe2bc..9216f0d 100644 (file)
--- a/drivers/mfd/intel_soc_pmic_chtwc.c
+++ b/drivers/mfd/intel_soc_pmic_chtwc.c
@@ -222,7 +222,7 @@ static void cht_wc_shutdown(struct i2c_client *client)
        disable_irq(pmic->irq);
 }
 
-static int __maybe_unused cht_wc_suspend(struct device *dev)
+static int cht_wc_suspend(struct device *dev)
 {
        struct intel_soc_pmic *pmic = dev_get_drvdata(dev);
 
@@ -231,7 +231,7 @@ static int __maybe_unused cht_wc_suspend(struct device *dev)
        return 0;
 }
 
-static int __maybe_unused cht_wc_resume(struct device *dev)
+static int cht_wc_resume(struct device *dev)
 {
        struct intel_soc_pmic *pmic = dev_get_drvdata(dev);
 
@@ -239,7 +239,7 @@ static int __maybe_unused cht_wc_resume(struct device *dev)
 
        return 0;
 }
-static SIMPLE_DEV_PM_OPS(cht_wc_pm_ops, cht_wc_suspend, cht_wc_resume);
+static DEFINE_SIMPLE_DEV_PM_OPS(cht_wc_pm_ops, cht_wc_suspend, cht_wc_resume);
 
 static const struct i2c_device_id cht_wc_i2c_id[] = {
        { }
@@ -253,7 +253,7 @@ static const struct acpi_device_id cht_wc_acpi_ids[] = {
 static struct i2c_driver cht_wc_driver = {
        .driver = {
                .name   = "CHT Whiskey Cove PMIC",
-               .pm     = &cht_wc_pm_ops,
+               .pm     = pm_sleep_ptr(&cht_wc_pm_ops),
                .acpi_match_table = cht_wc_acpi_ids,
        },
        .probe_new = cht_wc_probe,