iio: proximity: hx9023s: 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-v1-20-8e12cd042906@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

diff --git a/drivers/iio/proximity/hx9023s.c b/drivers/iio/proximity/hx9023s.c
index 63e3b56d4f4ce975371e4a3d1cc85ac82b5099d6..fe14a62a13428618891b4df930993dcbb01eaea1 100644 (file)
--- a/drivers/iio/proximity/hx9023s.c
+++ b/drivers/iio/proximity/hx9023s.c
@@ -936,7 +936,7 @@ static irqreturn_t hx9023s_trigger_handler(int irq, void *private)
                goto out;
        }
 
-       for_each_set_bit(bit, indio_dev->active_scan_mask, indio_dev->masklength) {
+       iio_for_each_active_channel(indio_dev, bit) {
                index = indio_dev->channels[bit].channel;
                data->buffer.channels[i++] = cpu_to_le16(data->ch_data[index].diff);
        }
@@ -957,7 +957,7 @@ static int hx9023s_buffer_preenable(struct iio_dev *indio_dev)
        unsigned int bit;
 
        guard(mutex)(&data->mutex);
-       for_each_set_bit(bit, indio_dev->active_scan_mask, indio_dev->masklength)
+       iio_for_each_active_channel(indio_dev, bit)
                __set_bit(indio_dev->channels[bit].channel, &channels);
 
        hx9023s_update_chan_en(data, channels, data->chan_event);