Commit 83a2aa26 authored by Jonathan Cameron's avatar Jonathan Cameron
Browse files

iio: dac: ltc1660: 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: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: Marcus Folkesson <marcus.folkesson@gmail.com>
Reviewed-by: default avatarMarcus Folkesson <marcus.folkesson@gmail.com>
Reviewed-by: default avatarPaul Cercueil <paul@crapouillou.net>
Link: https://lore.kernel.org/r/20220621202719.13644-13-jic23@kernel.org
parent 46b71167

drivers/iio/dac/ltc1660.c

+5 −4
Original line number Diff line number Diff line
@@ -137,20 +137,21 @@ static const struct iio_info ltc1660_info = { 
	.write_raw = &ltc1660_write_raw,

};



static int __maybe_unused ltc1660_suspend(struct device *dev)

static int ltc1660_suspend(struct device *dev)

{

	struct ltc1660_priv *priv = iio_priv(spi_get_drvdata(

						to_spi_device(dev)));

	return regmap_write(priv->regmap, LTC1660_REG_SLEEP, 0x00);

}



static int __maybe_unused ltc1660_resume(struct device *dev)

static int ltc1660_resume(struct device *dev)

{

	struct ltc1660_priv *priv = iio_priv(spi_get_drvdata(

						to_spi_device(dev)));

	return regmap_write(priv->regmap, LTC1660_REG_WAKE, 0x00);

}

static SIMPLE_DEV_PM_OPS(ltc1660_pm_ops, ltc1660_suspend, ltc1660_resume);

static DEFINE_SIMPLE_DEV_PM_OPS(ltc1660_pm_ops, ltc1660_suspend,

				ltc1660_resume);



static int ltc1660_probe(struct spi_device *spi)

{
@@ -233,7 +234,7 @@ static struct spi_driver ltc1660_driver = { 
	.driver = {

		.name = "ltc1660",

		.of_match_table = ltc1660_dt_ids,

		.pm = &ltc1660_pm_ops,

		.pm = pm_sleep_ptr(&ltc1660_pm_ops),

	},

	.probe	= ltc1660_probe,

	.remove = ltc1660_remove,