On 12/06/14 09:08, Lars-Peter Clausen wrote:
On 06/12/2014 06:54 AM, Peter Meerwald wrote:
only report an event as enabled if it actually is enabled
Signed-off-by: Peter Meerwald <pmeerw@xxxxxxxxxx>
Acked-by: Lars-Peter Clausen <lars@xxxxxxxxxx>
Applied.
Thanks.
---
drivers/iio/adc/ad799x.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/drivers/iio/adc/ad799x.c b/drivers/iio/adc/ad799x.c
index abc36c8..08bcada3 100644
--- a/drivers/iio/adc/ad799x.c
+++ b/drivers/iio/adc/ad799x.c
@@ -364,7 +364,15 @@ static int ad799x_read_event_config(struct iio_dev *indio_dev,
enum iio_event_type type,
enum iio_event_direction dir)
{
- return 1;
+ struct ad799x_state *st = iio_priv(indio_dev);
+
+ if (!(st->config & AD7998_ALERT_EN))
+ return 0;
+
+ if ((st->config >> AD799X_CHANNEL_SHIFT) & BIT(chan->scan_index))
+ return 1;
+
+ return 0;
}
static unsigned int ad799x_threshold_reg(const struct iio_chan_spec *chan,
--
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