Messages in this thread Patch in this message | | | Date | Fri, 12 Aug 2022 13:11:46 +0300 | From | Matti Vaittinen <> | Subject | [PATCH v2 6/7] hwmon: lm90: simplify using devm_regulator_get_enable() |
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Drop open-coded pattern: 'devm_regulator_get(), regulator_enable(), add_action_or_reset(regulator_disable)' and use the devm_regulator_get_enable().
Signed-off-by: Matti Vaittinen <mazziesaccount@gmail.com> Acked-by: Guenter Roeck <linux@roeck-us.net>
--- RFCv1 => v2: - No changes --- drivers/hwmon/lm90.c | 21 ++------------------- 1 file changed, 2 insertions(+), 19 deletions(-)
diff --git a/drivers/hwmon/lm90.c b/drivers/hwmon/lm90.c index 3820f0e61510..2ab561ec367c 100644 --- a/drivers/hwmon/lm90.c +++ b/drivers/hwmon/lm90.c @@ -1848,12 +1848,6 @@ static void lm90_remove_pec(void *dev) device_remove_file(dev, &dev_attr_pec); } -static void lm90_regulator_disable(void *regulator) -{ - regulator_disable(regulator); -} - - static const struct hwmon_ops lm90_ops = { .is_visible = lm90_is_visible, .read = lm90_read, @@ -1865,24 +1859,13 @@ static int lm90_probe(struct i2c_client *client) struct device *dev = &client->dev; struct i2c_adapter *adapter = client->adapter; struct hwmon_channel_info *info; - struct regulator *regulator; struct device *hwmon_dev; struct lm90_data *data; int err; - regulator = devm_regulator_get(dev, "vcc"); - if (IS_ERR(regulator)) - return PTR_ERR(regulator); - - err = regulator_enable(regulator); - if (err < 0) { - dev_err(dev, "Failed to enable regulator: %d\n", err); - return err; - } - - err = devm_add_action_or_reset(dev, lm90_regulator_disable, regulator); + err = devm_regulator_get_enable(dev, "vcc"); if (err) - return err; + return dev_err_probe(dev, err, "Failed to enable regulator\n"); data = devm_kzalloc(dev, sizeof(struct lm90_data), GFP_KERNEL); if (!data) -- 2.37.1
-- Matti Vaittinen, Linux device drivers ROHM Semiconductors, Finland SWDC Kiviharjunlenkki 1E 90220 OULU FINLAND
~~~ "I don't think so," said Rene Descartes. Just then he vanished ~~~ Simon says - in Latin please. ~~~ "non cogito me" dixit Rene Descarte, deinde evanescavit ~~~ Thanks to Simon Glass for the translation =] [unhandled content-type:application/pgp-signature] | |