diff options
Diffstat (limited to 'drivers/iio')
| -rw-r--r-- | drivers/iio/inkern.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/iio/inkern.c b/drivers/iio/inkern.c index 06ca3f7fcc44..f19dbde3c945 100644 --- a/drivers/iio/inkern.c +++ b/drivers/iio/inkern.c @@ -733,6 +733,26 @@ static int iio_channel_read_avail(struct iio_channel *chan, vals, type, length, info); } +int iio_read_avail_channel_attribute(struct iio_channel *chan, + const int **vals, int *type, int *length, + enum iio_chan_info_enum attribute) +{ + int ret; + + mutex_lock(&chan->indio_dev->info_exist_lock); + if (!chan->indio_dev->info) { + ret = -ENODEV; + goto err_unlock; + } + + ret = iio_channel_read_avail(chan, vals, type, length, attribute); +err_unlock: + mutex_unlock(&chan->indio_dev->info_exist_lock); + + return ret; +} +EXPORT_SYMBOL_GPL(iio_read_avail_channel_attribute); + int iio_read_avail_channel_raw(struct iio_channel *chan, const int **vals, int *length) { |