diff options
Diffstat (limited to 'drivers/staging/iio/industrialio-trigger.c')
| -rw-r--r-- | drivers/staging/iio/industrialio-trigger.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/staging/iio/industrialio-trigger.c b/drivers/staging/iio/industrialio-trigger.c index dd762f053850..86d026b2ec31 100644 --- a/drivers/staging/iio/industrialio-trigger.c +++ b/drivers/staging/iio/industrialio-trigger.c @@ -181,6 +181,19 @@ irqreturn_t iio_trigger_generic_data_rdy_poll(int irq, void *private) } EXPORT_SYMBOL(iio_trigger_generic_data_rdy_poll); +void iio_trigger_poll_chained(struct iio_trigger *trig, s64 time) +{ + int i; + if (!trig->use_count) { + for (i = 0; i < CONFIG_IIO_CONSUMERS_PER_TRIGGER; i++) + if (trig->subirqs[i].enabled) { + trig->use_count++; + handle_nested_irq(trig->subirq_base + i); + } + } +} +EXPORT_SYMBOL(iio_trigger_poll_chained); + void iio_trigger_notify_done(struct iio_trigger *trig) { trig->use_count--; |