diff options
Diffstat (limited to 'drivers/iio')
| -rw-r--r-- | drivers/iio/industrialio-trigger.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/iio/industrialio-trigger.c b/drivers/iio/industrialio-trigger.c index 2e84776f4fbd..54416a384232 100644 --- a/drivers/iio/industrialio-trigger.c +++ b/drivers/iio/industrialio-trigger.c @@ -347,6 +347,7 @@ int iio_trigger_detach_poll_func(struct iio_trigger *trig, iio_trigger_put_irq(trig, pf->irq); free_irq(pf->irq, pf); module_put(iio_dev_opaque->driver_module); + pf->irq = 0; return ret; } @@ -770,3 +771,29 @@ void iio_device_unregister_trigger_consumer(struct iio_dev *indio_dev) if (indio_dev->trig) iio_trigger_put(indio_dev->trig); } + +int iio_device_suspend_triggering(struct iio_dev *indio_dev) +{ + struct iio_dev_opaque *iio_dev_opaque = to_iio_dev_opaque(indio_dev); + + guard(mutex)(&iio_dev_opaque->mlock); + + if ((indio_dev->pollfunc) && (indio_dev->pollfunc->irq > 0)) + disable_irq(indio_dev->pollfunc->irq); + + return 0; +} +EXPORT_SYMBOL(iio_device_suspend_triggering); + +int iio_device_resume_triggering(struct iio_dev *indio_dev) +{ + struct iio_dev_opaque *iio_dev_opaque = to_iio_dev_opaque(indio_dev); + + guard(mutex)(&iio_dev_opaque->mlock); + + if ((indio_dev->pollfunc) && (indio_dev->pollfunc->irq > 0)) + enable_irq(indio_dev->pollfunc->irq); + + return 0; +} +EXPORT_SYMBOL(iio_device_resume_triggering); |