iio: health: afe4404: make use of iio_for_each_active_channel()

Use iio_for_each_active_channel() to iterate over active channels
accessing '.masklength' so it can be annotated as __private when there are
no more direct users of it.

Signed-off-by: Nuno Sa <nuno.sa@analog.com>
Link: https://patch.msgid.link/20240718-dev-iio-masklength-private2-v1-7-8e12cd042906@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

diff --git a/drivers/iio/health/afe4404.c b/drivers/iio/health/afe4404.c
index 7f69baa..d49e157 100644 (file)
--- a/drivers/iio/health/afe4404.c
+++ b/drivers/iio/health/afe4404.c
@@ -333,8 +333,7 @@ static irqreturn_t afe4404_trigger_handler(int irq, void *private)
        struct afe4404_data *afe = iio_priv(indio_dev);
        int ret, bit, i = 0;
 
-       for_each_set_bit(bit, indio_dev->active_scan_mask,
-                        indio_dev->masklength) {
+       iio_for_each_active_channel(indio_dev, bit) {
                ret = regmap_read(afe->regmap, afe4404_channel_values[bit],
                                  &afe->buffer[i++]);
                if (ret)