function is used by all chips with ALERT pin
Signed-off-by: Peter Meerwald <pmeerw@xxxxxxxxxx>
---
drivers/iio/adc/ad799x.c | 14 +++++++++-----
1 file changed, 9 insertions(+), 5 deletions(-)
diff --git a/drivers/iio/adc/ad799x.c b/drivers/iio/adc/ad799x.c
index f8e029d..5c9445e 100644
--- a/drivers/iio/adc/ad799x.c
+++ b/drivers/iio/adc/ad799x.c
@@ -208,7 +208,7 @@ out:
return IRQ_HANDLED;
}
-static int ad7997_8_update_scan_mode(struct iio_dev *indio_dev,
+static int ad799x_update_scan_mode(struct iio_dev *indio_dev,
const unsigned long *scan_mask)
{
struct ad799x_state *st = iio_priv(indio_dev);
@@ -221,10 +221,14 @@ static int ad7997_8_update_scan_mode(struct iio_dev *indio_dev,
st->transfer_size = bitmap_weight(scan_mask, indio_dev->masklength) * 2;
switch (st->id) {
+ case ad7992:
+ case ad7993:
+ case ad7994:
case ad7997:
case ad7998:
- return i2c_smbus_write_word_swapped(st->client, AD7998_CONF_REG,
- st->config | (*scan_mask << AD799X_CHANNEL_SHIFT));
+ st->config &= ~(GENMASK(7, 0) << AD799X_CHANNEL_SHIFT);
+ st->config |= (*scan_mask << AD799X_CHANNEL_SHIFT);
+ return ad799x_write_config(st, st->config);
default:
return 0;
}
@@ -483,7 +487,7 @@ static const struct iio_info ad7991_info = {
static const struct iio_info ad7993_4_7_8_noirq_info = {
.read_raw = &ad799x_read_raw,
.driver_module = THIS_MODULE,
- .update_scan_mode = ad7997_8_update_scan_mode,
+ .update_scan_mode = ad799x_update_scan_mode,
};
static const struct iio_info ad7993_4_7_8_irq_info = {
@@ -493,7 +497,7 @@ static const struct iio_info ad7993_4_7_8_irq_info = {
.read_event_value = &ad799x_read_event_value,
.write_event_value = &ad799x_write_event_value,
.driver_module = THIS_MODULE,
- .update_scan_mode = ad7997_8_update_scan_mode,
+ .update_scan_mode = ad799x_update_scan_mode,
};
static const struct iio_event_spec ad799x_events[] = {
--
1.9.1
--
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