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iio: backend: remove unused parameter

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Indio_dev was not being used in iio_backend_extend_chan_spec() so remove
it.

Signed-off-by: Nuno Sa <nuno.sa@analog.com>
Link: https://patch.msgid.link/20240709-dev-iio-backend-add-debugfs-v1-1-fb4b8f2373c7@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Nuno Sa 2024-07-09 13:14:28 +02:00 committed by Jonathan Cameron
parent 3e82dfc82f
commit 8585632a86
3 changed files with 3 additions and 7 deletions
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3
drivers/iio/dac/ad9739a.c
View File

@ -413,8 +413,7 @@ static int ad9739a_probe(struct spi_device *spi)
if (ret)
return ret;
ret = iio_backend_extend_chan_spec(indio_dev, st->back,
&ad9739a_channels[0]);
ret = iio_backend_extend_chan_spec(st->back, &ad9739a_channels[0]);
if (ret)
return ret;

4
drivers/iio/industrialio-backend.c
View File

@ -451,7 +451,6 @@ EXPORT_SYMBOL_NS_GPL(iio_backend_ext_info_set, IIO_BACKEND);
/**
* iio_backend_extend_chan_spec - Extend an IIO channel
* @indio_dev: IIO device
* @back: Backend device
* @chan: IIO channel
*
@ -461,8 +460,7 @@ EXPORT_SYMBOL_NS_GPL(iio_backend_ext_info_set, IIO_BACKEND);
* RETURNS:
* 0 on success, negative error number on failure.
*/
int iio_backend_extend_chan_spec(struct iio_dev *indio_dev,
struct iio_backend *back,
int iio_backend_extend_chan_spec(struct iio_backend *back,
struct iio_chan_spec *chan)
{
const struct iio_chan_spec_ext_info *frontend_ext_info = chan->ext_info;

3
include/linux/iio/backend.h
View File

@ -142,8 +142,7 @@ ssize_t iio_backend_ext_info_set(struct iio_dev *indio_dev, uintptr_t private,
ssize_t iio_backend_ext_info_get(struct iio_dev *indio_dev, uintptr_t private,
const struct iio_chan_spec *chan, char *buf);
int iio_backend_extend_chan_spec(struct iio_dev *indio_dev,
struct iio_backend *back,
int iio_backend_extend_chan_spec(struct iio_backend *back,
struct iio_chan_spec *chan);
void *iio_backend_get_priv(const struct iio_backend *conv);
struct iio_backend *devm_iio_backend_get(struct device *dev, const char *name);