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iio: accel: msa311: Use devm_regulator_get_enable()
This driver only turns the power on at probe and off via a custom devm_add_action_or_reset() callback. The new devm_regulator_get_enable() replaces this boilerplate code. Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Cc: Dmitry Rokosov <DDRokosov@sberdevices.ru> Reviewed-by: Dmitry Rokosov <ddrokosov@sberdevices.ru> Reviewed-by: Nuno Sá <nuno.sa@analog.com> Link: https://lore.kernel.org/r/20221016163409.320197-6-jic23@kernel.org
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1 changed files with 2 additions and 19 deletions
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@ -351,7 +351,6 @@ static const struct regmap_config msa311_regmap_config = {
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* @chip_name: Chip name in the format "msa311-%02x" % partid
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* @chip_name: Chip name in the format "msa311-%02x" % partid
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* @new_data_trig: Optional NEW_DATA interrupt driven trigger used
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* @new_data_trig: Optional NEW_DATA interrupt driven trigger used
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* to notify external consumers a new sample is ready
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* to notify external consumers a new sample is ready
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* @vdd: Optional external voltage regulator for the device power supply
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*/
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*/
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struct msa311_priv {
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struct msa311_priv {
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struct regmap *regs;
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struct regmap *regs;
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@ -362,7 +361,6 @@ struct msa311_priv {
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char *chip_name;
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char *chip_name;
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struct iio_trigger *new_data_trig;
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struct iio_trigger *new_data_trig;
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struct regulator *vdd;
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};
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};
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enum msa311_si {
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enum msa311_si {
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@ -1146,11 +1144,6 @@ static void msa311_powerdown(void *msa311)
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msa311_set_pwr_mode(msa311, MSA311_PWR_MODE_SUSPEND);
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msa311_set_pwr_mode(msa311, MSA311_PWR_MODE_SUSPEND);
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}
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}
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static void msa311_vdd_disable(void *vdd)
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{
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regulator_disable(vdd);
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}
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static int msa311_probe(struct i2c_client *i2c)
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static int msa311_probe(struct i2c_client *i2c)
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{
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{
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struct device *dev = &i2c->dev;
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struct device *dev = &i2c->dev;
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@ -1173,19 +1166,9 @@ static int msa311_probe(struct i2c_client *i2c)
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mutex_init(&msa311->lock);
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mutex_init(&msa311->lock);
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msa311->vdd = devm_regulator_get(dev, "vdd");
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err = devm_regulator_get_enable(dev, "vdd");
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if (IS_ERR(msa311->vdd))
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return dev_err_probe(dev, PTR_ERR(msa311->vdd),
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"can't get vdd supply\n");
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err = regulator_enable(msa311->vdd);
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if (err)
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if (err)
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return dev_err_probe(dev, err, "can't enable vdd supply\n");
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return dev_err_probe(dev, err, "can't get vdd supply\n");
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err = devm_add_action_or_reset(dev, msa311_vdd_disable, msa311->vdd);
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if (err)
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return dev_err_probe(dev, err,
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"can't add vdd disable action\n");
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err = msa311_check_partid(msa311);
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err = msa311_check_partid(msa311);
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if (err)
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if (err)
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