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authorSachin Kamat <sachin.kamat@linaro.org>2013-08-19 15:38:00 +0400
committerJonathan Cameron <jic23@kernel.org>2013-08-19 23:35:32 +0400
commit7ff0de3faaeb0db80c2c9f03c119167e89594879 (patch)
treeafc770e3e9a28c8cfb869dd5a6ea6b9e926efaff /drivers/iio/dac/ad5764.c
parentfd047294e279779c36cbca589d9fef06e881e67a (diff)
downloadlinux-7ff0de3faaeb0db80c2c9f03c119167e89594879.tar.xz
iio: dac: ad5764: Use devm_* APIs
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>
Diffstat (limited to 'drivers/iio/dac/ad5764.c')
-rw-r--r--drivers/iio/dac/ad5764.c20
1 files changed, 5 insertions, 15 deletions
diff --git a/drivers/iio/dac/ad5764.c b/drivers/iio/dac/ad5764.c
index 7a53f7d70dac..df7e028d9db5 100644
--- a/drivers/iio/dac/ad5764.c
+++ b/drivers/iio/dac/ad5764.c
@@ -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;
}