iio: proximity: sx9500: 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-v1-21-8e12cd042906@analog.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

diff --git a/drivers/iio/proximity/sx9500.c b/drivers/iio/proximity/sx9500.c
index 92630812ece23607a6a1f6b09ab0081151027ef2..3f4eace05cfc6a4679fe82854dc059aa4a710d6d 100644 (file)
--- a/drivers/iio/proximity/sx9500.c
+++ b/drivers/iio/proximity/sx9500.c
@@ -654,8 +654,7 @@ static irqreturn_t sx9500_trigger_handler(int irq, void *private)
 
        mutex_lock(&data->mutex);
 
-       for_each_set_bit(bit, indio_dev->active_scan_mask,
-                        indio_dev->masklength) {
+       iio_for_each_active_channel(indio_dev, bit) {
                ret = sx9500_read_prox_data(data, &indio_dev->channels[bit],
                                            &val);
                if (ret < 0)