diff options
| author | Sachin Kamat <sachin.kamat@linaro.org> | 2013-08-19 12:38:00 +0100 |
|---|---|---|
| committer | Jonathan Cameron <jic23@kernel.org> | 2013-08-19 20:27:24 +0100 |
| commit | 8571ebf7fc1892beadd83dd7af385c599c3ec0d3 (patch) | |
| tree | f4c164ee7e0a0e31b9dd14cf54d9a4755f8fe8f7 /drivers/iio | |
| parent | cd5e5785417591deba06b5fe3e78137137d2a9d3 (diff) | |
| download | linux-8571ebf7fc1892beadd83dd7af385c599c3ec0d3.tar.gz | |
iio: dac: ad5504: 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')
| -rw-r--r-- | drivers/iio/dac/ad5504.c | 31 |
1 files changed, 8 insertions, 23 deletions
diff --git a/drivers/iio/dac/ad5504.c b/drivers/iio/dac/ad5504.c index 139206e84cb7..caffb16bc05c 100644 --- a/drivers/iio/dac/ad5504.c +++ b/drivers/iio/dac/ad5504.c @@ -281,16 +281,14 @@ static int ad5504_probe(struct spi_device *spi) struct regulator *reg; int ret, voltage_uv = 0; - indio_dev = iio_device_alloc(sizeof(*st)); - if (indio_dev == NULL) { - ret = -ENOMEM; - goto error_ret; - } - reg = regulator_get(&spi->dev, "vcc"); + indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st)); + if (!indio_dev) + return -ENOMEM; + reg = devm_regulator_get(&spi->dev, "vcc"); if (!IS_ERR(reg)) { ret = regulator_enable(reg); if (ret) - goto error_put_reg; + return ret; ret = regulator_get_voltage(reg); if (ret < 0) @@ -321,7 +319,7 @@ static int ad5504_probe(struct spi_device *spi) indio_dev->modes = INDIO_DIRECT_MODE; if (spi->irq) { - ret = request_threaded_irq(spi->irq, + ret = devm_request_threaded_irq(&spi->dev, spi->irq, NULL, &ad5504_event_handler, IRQF_TRIGGER_FALLING | IRQF_ONESHOT, @@ -333,22 +331,14 @@ static int ad5504_probe(struct spi_device *spi) ret = iio_device_register(indio_dev); if (ret) - goto error_free_irq; + goto error_disable_reg; return 0; -error_free_irq: - if (spi->irq) - free_irq(spi->irq, indio_dev); error_disable_reg: if (!IS_ERR(reg)) regulator_disable(reg); -error_put_reg: - if (!IS_ERR(reg)) - regulator_put(reg); - iio_device_free(indio_dev); -error_ret: return ret; } @@ -358,14 +348,9 @@ static int ad5504_remove(struct spi_device *spi) struct ad5504_state *st = iio_priv(indio_dev); iio_device_unregister(indio_dev); - if (spi->irq) - free_irq(spi->irq, indio_dev); - if (!IS_ERR(st->reg)) { + if (!IS_ERR(st->reg)) regulator_disable(st->reg); - regulator_put(st->reg); - } - iio_device_free(indio_dev); return 0; } |