Commit fb4e8e2d authored by Jonathan Cameron's avatar Jonathan Cameron
Browse files

iio: temperature: ltc2983: 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: Nuno Sá <nuno.sa@analog.com>
Reviewed-by: default avatarNuno Sá <nuno.sa@analog.com>
Reviewed-by: default avatarPaul Cercueil <paul@crapouillou.net>
Link: https://lore.kernel.org/r/20220621202719.13644-26-jic23@kernel.org
parent dc69c610

drivers/iio/temperature/ltc2983.c

+5 −4
Original line number Diff line number Diff line
@@ -1534,7 +1534,7 @@ static int ltc2983_probe(struct spi_device *spi) 
	return devm_iio_device_register(&spi->dev, indio_dev);

}



static int __maybe_unused ltc2983_resume(struct device *dev)

static int ltc2983_resume(struct device *dev)

{

	struct ltc2983_data *st = spi_get_drvdata(to_spi_device(dev));

	int dummy;
@@ -1545,14 +1545,15 @@ static int __maybe_unused ltc2983_resume(struct device *dev) 
	return ltc2983_setup(st, false);

}



static int __maybe_unused ltc2983_suspend(struct device *dev)

static int ltc2983_suspend(struct device *dev)

{

	struct ltc2983_data *st = spi_get_drvdata(to_spi_device(dev));



	return regmap_write(st->regmap, LTC2983_STATUS_REG, LTC2983_SLEEP);

}



static SIMPLE_DEV_PM_OPS(ltc2983_pm_ops, ltc2983_suspend, ltc2983_resume);

static DEFINE_SIMPLE_DEV_PM_OPS(ltc2983_pm_ops, ltc2983_suspend,

				ltc2983_resume);



static const struct spi_device_id ltc2983_id_table[] = {

	{ "ltc2983" },
@@ -1570,7 +1571,7 @@ static struct spi_driver ltc2983_driver = { 
	.driver = {

		.name = "ltc2983",

		.of_match_table = ltc2983_of_match,

		.pm = &ltc2983_pm_ops,

		.pm = pm_sleep_ptr(&ltc2983_pm_ops),

	},

	.probe = ltc2983_probe,

	.id_table = ltc2983_id_table,