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path: root/drivers/iio/industrialio-trigger.c
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Diffstat (limited to 'drivers/iio/industrialio-trigger.c')
-rw-r--r--drivers/iio/industrialio-trigger.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/iio/industrialio-trigger.c b/drivers/iio/industrialio-trigger.c
index 570606c2a..ae2806aaf 100644
--- a/drivers/iio/industrialio-trigger.c
+++ b/drivers/iio/industrialio-trigger.c
@@ -366,10 +366,18 @@ static ssize_t iio_trigger_write_current(struct device *dev,
indio_dev->trig = trig;
- if (oldtrig)
+ if (oldtrig) {
+ if (indio_dev->modes & INDIO_EVENT_TRIGGERED)
+ iio_trigger_detach_poll_func(oldtrig,
+ indio_dev->pollfunc_event);
iio_trigger_put(oldtrig);
- if (indio_dev->trig)
+ }
+ if (indio_dev->trig) {
iio_trigger_get(indio_dev->trig);
+ if (indio_dev->modes & INDIO_EVENT_TRIGGERED)
+ iio_trigger_attach_poll_func(indio_dev->trig,
+ indio_dev->pollfunc_event);
+ }
return len;
}