diff options
Diffstat (limited to 'drivers/iio/industrialio-trigger.c')
| -rw-r--r-- | drivers/iio/industrialio-trigger.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/iio/industrialio-trigger.c b/drivers/iio/industrialio-trigger.c index 570606c2adbd..ae2806aafb72 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; } |