diff options
| author | Sachin Kamat <sachin.kamat@linaro.org> | 2013-08-19 13:38:00 +0200 |
|---|---|---|
| committer | Jonathan Cameron <jic23@kernel.org> | 2013-08-19 21:37:20 +0200 |
| commit | 66e670aa0805e553e2647da37502759967f026d3 (patch) | |
| tree | 70ce86ebba127cac5e2cc4c9c21b7cf948a9f3d1 /drivers/iio/dac/ad7303.c | |
| parent | iio: dac: ad5791: Use devm_* APIs (diff) | |
| download | linux-66e670aa0805e553e2647da37502759967f026d3.tar.xz linux-66e670aa0805e553e2647da37502759967f026d3.zip | |
iio: dac: ad7303: 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/ad7303.c')
| -rw-r--r-- | drivers/iio/dac/ad7303.c | 31 |
1 files changed, 8 insertions, 23 deletions
diff --git a/drivers/iio/dac/ad7303.c b/drivers/iio/dac/ad7303.c index d546f50f9258..ed2d276477bd 100644 --- a/drivers/iio/dac/ad7303.c +++ b/drivers/iio/dac/ad7303.c @@ -203,7 +203,7 @@ static int ad7303_probe(struct spi_device *spi) bool ext_ref; int ret; - indio_dev = iio_device_alloc(sizeof(*st)); + indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st)); if (indio_dev == NULL) return -ENOMEM; @@ -212,15 +212,13 @@ static int ad7303_probe(struct spi_device *spi) st->spi = spi; - st->vdd_reg = regulator_get(&spi->dev, "Vdd"); - if (IS_ERR(st->vdd_reg)) { - ret = PTR_ERR(st->vdd_reg); - goto err_free; - } + st->vdd_reg = devm_regulator_get(&spi->dev, "Vdd"); + if (IS_ERR(st->vdd_reg)) + return PTR_ERR(st->vdd_reg); ret = regulator_enable(st->vdd_reg); if (ret) - goto err_put_vdd_reg; + return ret; if (spi->dev.of_node) { ext_ref = of_property_read_bool(spi->dev.of_node, @@ -234,7 +232,7 @@ static int ad7303_probe(struct spi_device *spi) } if (ext_ref) { - st->vref_reg = regulator_get(&spi->dev, "REF"); + st->vref_reg = devm_regulator_get(&spi->dev, "REF"); if (IS_ERR(st->vref_reg)) { ret = PTR_ERR(st->vref_reg); goto err_disable_vdd_reg; @@ -242,7 +240,7 @@ static int ad7303_probe(struct spi_device *spi) ret = regulator_enable(st->vref_reg); if (ret) - goto err_put_vref_reg; + goto err_disable_vdd_reg; st->config |= AD7303_CFG_EXTERNAL_VREF; } @@ -263,16 +261,8 @@ static int ad7303_probe(struct spi_device *spi) err_disable_vref_reg: if (st->vref_reg) regulator_disable(st->vref_reg); -err_put_vref_reg: - if (st->vref_reg) - regulator_put(st->vref_reg); err_disable_vdd_reg: regulator_disable(st->vdd_reg); -err_put_vdd_reg: - regulator_put(st->vdd_reg); -err_free: - iio_device_free(indio_dev); - return ret; } @@ -283,14 +273,9 @@ static int ad7303_remove(struct spi_device *spi) iio_device_unregister(indio_dev); - if (st->vref_reg) { + if (st->vref_reg) regulator_disable(st->vref_reg); - regulator_put(st->vref_reg); - } regulator_disable(st->vdd_reg); - regulator_put(st->vdd_reg); - - iio_device_free(indio_dev); return 0; } |