iio: dac: max517: 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: Marcus Folkesson <marcus.folkesson@gmail.com>
Reviewed-by: Paul Cercueil <paul@crapouillou.net>
Link: https://lore.kernel.org/r/20220621202719.13644-14-jic23@kernel.org

diff --git a/drivers/iio/dac/max517.c b/drivers/iio/dac/max517.c
index a6ef555153f4884161e7eb614ff04d3f4982e2a7..373ce6ff83b78363b10e57fa6253824f6c909bba 100644 (file)
--- a/drivers/iio/dac/max517.c
+++ b/drivers/iio/dac/max517.c
@@ -100,21 +100,21 @@ static int max517_write_raw(struct iio_dev *indio_dev,
        return ret;
 }
 
-static int __maybe_unused max517_suspend(struct device *dev)
+static int max517_suspend(struct device *dev)
 {
        u8 outbuf = COMMAND_PD;
 
        return i2c_master_send(to_i2c_client(dev), &outbuf, 1);
 }
 
-static int __maybe_unused max517_resume(struct device *dev)
+static int max517_resume(struct device *dev)
 {
        u8 outbuf = 0;
 
        return i2c_master_send(to_i2c_client(dev), &outbuf, 1);
 }
 
-static SIMPLE_DEV_PM_OPS(max517_pm_ops, max517_suspend, max517_resume);
+static DEFINE_SIMPLE_DEV_PM_OPS(max517_pm_ops, max517_suspend, max517_resume);
 
 static const struct iio_info max517_info = {
        .read_raw = max517_read_raw,
@@ -201,7 +201,7 @@ MODULE_DEVICE_TABLE(i2c, max517_id);
 static struct i2c_driver max517_driver = {
        .driver = {
                .name   = MAX517_DRV_NAME,
-               .pm     = &max517_pm_ops,
+               .pm     = pm_sleep_ptr(&max517_pm_ops),
        },
        .probe          = max517_probe,
        .id_table       = max517_id,