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iio: dac: ad5764: Use devm_* APIs

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devm_* APIs are device managed and make code simpler.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
This commit is contained in:
Sachin Kamat 2013-08-19 12:38:00 +01:00 committed by Jonathan Cameron
parent fd047294e2
commit 7ff0de3faa
1 changed files with 5 additions and 15 deletions
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20
drivers/iio/dac/ad5764.c
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@ -275,7 +275,7 @@ static int ad5764_probe(struct spi_device *spi)
struct ad5764_state *st;
int ret;
indio_dev = iio_device_alloc(sizeof(*st));
indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st));
if (indio_dev == NULL) {
dev_err(&spi->dev, "Failed to allocate iio device\n");
return -ENOMEM;
@ -298,12 +298,12 @@ static int ad5764_probe(struct spi_device *spi)
st->vref_reg[0].supply = "vrefAB";
st->vref_reg[1].supply = "vrefCD";
ret = regulator_bulk_get(&st->spi->dev,
ret = devm_regulator_bulk_get(&st->spi->dev,
ARRAY_SIZE(st->vref_reg), st->vref_reg);
if (ret) {
dev_err(&spi->dev, "Failed to request vref regulators: %d\n",
ret);
goto error_free;
return ret;
}
ret = regulator_bulk_enable(ARRAY_SIZE(st->vref_reg),
@ -311,7 +311,7 @@ static int ad5764_probe(struct spi_device *spi)
if (ret) {
dev_err(&spi->dev, "Failed to enable vref regulators: %d\n",
ret);
goto error_free_reg;
return ret;
}
}
@ -326,12 +326,6 @@ static int ad5764_probe(struct spi_device *spi)
error_disable_reg:
if (st->chip_info->int_vref == 0)
regulator_bulk_disable(ARRAY_SIZE(st->vref_reg), st->vref_reg);
error_free_reg:
if (st->chip_info->int_vref == 0)
regulator_bulk_free(ARRAY_SIZE(st->vref_reg), st->vref_reg);
error_free:
iio_device_free(indio_dev);
return ret;
}
@ -342,12 +336,8 @@ static int ad5764_remove(struct spi_device *spi)
iio_device_unregister(indio_dev);
if (st->chip_info->int_vref == 0) {
if (st->chip_info->int_vref == 0)
regulator_bulk_disable(ARRAY_SIZE(st->vref_reg), st->vref_reg);
regulator_bulk_free(ARRAY_SIZE(st->vref_reg), st->vref_reg);
}
iio_device_free(indio_dev);
return 0;
}