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[RFC,7/7] adc: ad7192: simplify using devm_regulator_get_enable()

Message ID 7ca58a7014a2149a3190336247b13e683fdf6e33.1660127865.git.mazziesaccount@gmail.com (mailing list archive)
State Changes Requested
Headers show
Series Devm helpers for regulator get and enable | expand

Commit Message

Matti Vaittinen Aug. 10, 2022, 11:32 a.m. UTC 
Drop open-coded pattern: 'devm_regulator_get(), regulator_enable(),
add_action_or_reset(regulator_disable)' and use the
devm_regulator_get_enable_optional(). Also drop the seemingly unused
struct member 'dvdd'.

Signed-off-by: Matti Vaittinen <mazziesaccount@gmail.com>
---
 drivers/iio/adc/ad7192.c | 15 ++-------------
 1 file changed, 2 insertions(+), 13 deletions(-)
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Patch

diff --git a/drivers/iio/adc/ad7192.c b/drivers/iio/adc/ad7192.c
index d71977be7d22..8a52c0dec3f9 100644
--- a/drivers/iio/adc/ad7192.c
+++ b/drivers/iio/adc/ad7192.c
@@ -177,7 +177,6 @@  struct ad7192_chip_info {
 struct ad7192_state {
 	const struct ad7192_chip_info	*chip_info;
 	struct regulator		*avdd;
-	struct regulator		*dvdd;
 	struct clk			*mclk;
 	u16				int_vref_mv;
 	u32				fclk;
@@ -1015,19 +1014,9 @@  static int ad7192_probe(struct spi_device *spi)
 	if (ret)
 		return ret;
 
-	st->dvdd = devm_regulator_get(&spi->dev, "dvdd");
-	if (IS_ERR(st->dvdd))
-		return PTR_ERR(st->dvdd);
-
-	ret = regulator_enable(st->dvdd);
-	if (ret) {
-		dev_err(&spi->dev, "Failed to enable specified DVdd supply\n");
-		return ret;
-	}
-
-	ret = devm_add_action_or_reset(&spi->dev, ad7192_reg_disable, st->dvdd);
+	ret = devm_regulator_get_enable(&spi->dev, "dvdd");
 	if (ret)
-		return ret;
+		return dev_err_probe(&spi->dev, ret, "Failed to enable specified DVdd supply\n");
 
 	ret = regulator_get_voltage(st->avdd);
 	if (ret < 0) {