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Staging: iio: Place driver in sleep mode on error

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Put device in sleep mode if an error is encountered after
initialization in order to avoid wasting power.

Signed-off-by: Cristina Opriceana <cristina.opriceana@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Cristina Opriceana 2015-03-22 20:42:42 +02:00 committed by Greg Kroah-Hartman
parent daf56d91a5
commit e676705195
1 changed files with 3 additions and 1 deletions
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4
drivers/staging/iio/magnetometer/hmc5843_core.c
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@ -611,7 +611,7 @@ int hmc5843_common_probe(struct device *dev, struct regmap *regmap,
ret = iio_triggered_buffer_setup(indio_dev, NULL,
hmc5843_trigger_handler, NULL);
if (ret < 0)
return ret;
goto buffer_setup_err;
ret = iio_device_register(indio_dev);
if (ret < 0)
@ -621,6 +621,8 @@ int hmc5843_common_probe(struct device *dev, struct regmap *regmap,
buffer_cleanup:
iio_triggered_buffer_cleanup(indio_dev);
buffer_setup_err:
hmc5843_set_mode(iio_priv(indio_dev), HMC5843_MODE_SLEEP);
return ret;
}
EXPORT_SYMBOL(hmc5843_common_probe);