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iio: adc: ad7768-1: Move buffer allocation to a separate function

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This change moves the buffer allocation and related trigger allocation
in a separate function, making space for adding another type of iio
buffer if needed.

Reviewed-by: Marcelo Schmitt <marcelo.schmitt@analog.com>
Reviewed-by: David Lechner <dlechner@baylibre.com>
Signed-off-by: Sergiu Cuciurean <sergiu.cuciurean@analog.com>
Signed-off-by: Jonathan Santos <Jonathan.Santos@analog.com>
Link: https://patch.msgid.link/11c1777b406875ce1a7216dc4b094ff99af8da7f.1744325346.git.Jonathan.Santos@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Sergiu Cuciurean
2025-04-11 12:57:23 -03:00
committed by Jonathan Cameron
parent 1fa0f4ea56
commit ef24ea86ef
1 changed files with 26 additions and 18 deletions
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44
drivers/iio/adc/ad7768-1.c
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@@ -619,6 +619,31 @@ static int ad7768_set_channel_label(struct iio_dev *indio_dev,
return 0;
}
static int ad7768_triggered_buffer_alloc(struct iio_dev *indio_dev)
{
struct ad7768_state *st = iio_priv(indio_dev);
int ret;
st->trig = devm_iio_trigger_alloc(indio_dev->dev.parent, "%s-dev%d",
indio_dev->name,
iio_device_id(indio_dev));
if (!st->trig)
return -ENOMEM;
st->trig->ops = &ad7768_trigger_ops;
iio_trigger_set_drvdata(st->trig, indio_dev);
ret = devm_iio_trigger_register(indio_dev->dev.parent, st->trig);
if (ret)
return ret;
indio_dev->trig = iio_trigger_get(st->trig);
return devm_iio_triggered_buffer_setup(indio_dev->dev.parent, indio_dev,
&iio_pollfunc_store_time,
&ad7768_trigger_handler,
&ad7768_buffer_ops);
}
static int ad7768_probe(struct spi_device *spi)
{
struct ad7768_state *st;
@@ -689,20 +714,6 @@ static int ad7768_probe(struct spi_device *spi)
return ret;
}
st->trig = devm_iio_trigger_alloc(&spi->dev, "%s-dev%d",
indio_dev->name,
iio_device_id(indio_dev));
if (!st->trig)
return -ENOMEM;
st->trig->ops = &ad7768_trigger_ops;
iio_trigger_set_drvdata(st->trig, indio_dev);
ret = devm_iio_trigger_register(&spi->dev, st->trig);
if (ret)
return ret;
indio_dev->trig = iio_trigger_get(st->trig);
init_completion(&st->completion);
ret = ad7768_set_channel_label(indio_dev, ARRAY_SIZE(ad7768_channels));
@@ -716,10 +727,7 @@ static int ad7768_probe(struct spi_device *spi)
if (ret)
return ret;
ret = devm_iio_triggered_buffer_setup(&spi->dev, indio_dev,
&iio_pollfunc_store_time,
&ad7768_trigger_handler,
&ad7768_buffer_ops);
ret = ad7768_triggered_buffer_alloc(indio_dev);
if (ret)
return ret;