diff options
| author | Sachin Kamat <sachin.kamat@linaro.org> | 2013-07-23 08:58:00 (GMT) |
|---|---|---|
| committer | Jonathan Cameron <jic23@kernel.org> | 2013-08-03 17:40:40 (GMT) |
| commit | e59576d4beaf232d1048bac391393c94b1b00745 (patch) | |
| tree | f3bc99085e55a84812edeba96ef79b94e3c28860 | |
| parent | 82429e0d33ece550378852539827916cda0a6b69 (diff) | |
| download | linux-fsl-qoriq-e59576d4beaf232d1048bac391393c94b1b00745.tar.xz | |
iio: adc: ad7923: Use devm_* APIs
devm_* APIs are device managed and make code simpler.
Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Acked-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Jonathan Cameron <jic23@kernel.org>
| -rw-r--r-- | drivers/iio/adc/ad7923.c | 20 |
1 files changed, 7 insertions, 13 deletions
diff --git a/drivers/iio/adc/ad7923.c b/drivers/iio/adc/ad7923.c index 97fa0d3..4108dbb 100644 --- a/drivers/iio/adc/ad7923.c +++ b/drivers/iio/adc/ad7923.c @@ -275,10 +275,11 @@ static const struct iio_info ad7923_info = { static int ad7923_probe(struct spi_device *spi) { struct ad7923_state *st; - struct iio_dev *indio_dev = iio_device_alloc(sizeof(*st)); + struct iio_dev *indio_dev; const struct ad7923_chip_info *info; int ret; + indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st)); if (indio_dev == NULL) return -ENOMEM; @@ -311,14 +312,13 @@ static int ad7923_probe(struct spi_device *spi) spi_message_add_tail(&st->scan_single_xfer[0], &st->scan_single_msg); spi_message_add_tail(&st->scan_single_xfer[1], &st->scan_single_msg); - st->reg = regulator_get(&spi->dev, "refin"); - if (IS_ERR(st->reg)) { - ret = PTR_ERR(st->reg); - goto error_free; - } + st->reg = devm_regulator_get(&spi->dev, "refin"); + if (IS_ERR(st->reg)) + return PTR_ERR(st->reg); + ret = regulator_enable(st->reg); if (ret) - goto error_put_reg; + return ret; ret = iio_triggered_buffer_setup(indio_dev, NULL, &ad7923_trigger_handler, NULL); @@ -335,10 +335,6 @@ error_cleanup_ring: iio_triggered_buffer_cleanup(indio_dev); error_disable_reg: regulator_disable(st->reg); -error_put_reg: - regulator_put(st->reg); -error_free: - iio_device_free(indio_dev); return ret; } @@ -351,8 +347,6 @@ static int ad7923_remove(struct spi_device *spi) iio_device_unregister(indio_dev); iio_triggered_buffer_cleanup(indio_dev); regulator_disable(st->reg); - regulator_put(st->reg); - iio_device_free(indio_dev); return 0; } |