iio: adc: ti-am335x: Switch to DEFINE_SIMPLE_DEV_PM_OPS() and pm_sleep_ptr()

Using these newer macros allows the compiler to remove the unused
structure and functions when !CONFIG_PM_SLEEP + removes the need to
mark pm functions __maybe_unused.

Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: Miquel Raynal <miquel.raynal@bootlin.com>
Reviewed-by: Miquel Raynal <miquel.raynal@bootlin.com>
Reviewed-by: Paul Cercueil <paul@crapouillou.net>
Link: https://lore.kernel.org/r/20220621202719.13644-9-jic23@kernel.org

diff --git a/drivers/iio/adc/ti_am335x_adc.c b/drivers/iio/adc/ti_am335x_adc.c
index 567d43a..642c5c4 100644 (file)
--- a/drivers/iio/adc/ti_am335x_adc.c
+++ b/drivers/iio/adc/ti_am335x_adc.c
@@ -702,7 +702,7 @@ static int tiadc_remove(struct platform_device *pdev)
        return 0;
 }
 
-static int __maybe_unused tiadc_suspend(struct device *dev)
+static int tiadc_suspend(struct device *dev)
 {
        struct iio_dev *indio_dev = dev_get_drvdata(dev);
        struct tiadc_device *adc_dev = iio_priv(indio_dev);
@@ -715,7 +715,7 @@ static int __maybe_unused tiadc_suspend(struct device *dev)
        return 0;
 }
 
-static int __maybe_unused tiadc_resume(struct device *dev)
+static int tiadc_resume(struct device *dev)
 {
        struct iio_dev *indio_dev = dev_get_drvdata(dev);
        struct tiadc_device *adc_dev = iio_priv(indio_dev);
@@ -732,7 +732,7 @@ static int __maybe_unused tiadc_resume(struct device *dev)
        return 0;
 }
 
-static SIMPLE_DEV_PM_OPS(tiadc_pm_ops, tiadc_suspend, tiadc_resume);
+static DEFINE_SIMPLE_DEV_PM_OPS(tiadc_pm_ops, tiadc_suspend, tiadc_resume);
 
 static const struct of_device_id ti_adc_dt_ids[] = {
        { .compatible = "ti,am3359-adc", },
@@ -744,7 +744,7 @@ MODULE_DEVICE_TABLE(of, ti_adc_dt_ids);
 static struct platform_driver tiadc_driver = {
        .driver = {
                .name   = "TI-am335x-adc",
-               .pm     = &tiadc_pm_ops,
+               .pm     = pm_sleep_ptr(&tiadc_pm_ops),
                .of_match_table = ti_adc_dt_ids,
        },
        .probe  = tiadc_probe,