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- /* SPDX-License-Identifier: GPL-2.0-only */
- /* The industrial I/O core, trigger consumer handling functions
- *
- * Copyright (c) 2008 Jonathan Cameron
- */
- #ifdef CONFIG_IIO_TRIGGER
- /**
- * iio_device_register_trigger_consumer() - set up an iio_dev to use triggers
- * @indio_dev: iio_dev associated with the device that will consume the trigger
- **/
- void iio_device_register_trigger_consumer(struct iio_dev *indio_dev);
- /**
- * iio_device_unregister_trigger_consumer() - reverse the registration process
- * @indio_dev: iio_dev associated with the device that consumed the trigger
- **/
- void iio_device_unregister_trigger_consumer(struct iio_dev *indio_dev);
- int iio_trigger_attach_poll_func(struct iio_trigger *trig,
- struct iio_poll_func *pf);
- int iio_trigger_detach_poll_func(struct iio_trigger *trig,
- struct iio_poll_func *pf);
- #else
- /**
- * iio_device_register_trigger_consumer() - set up an iio_dev to use triggers
- * @indio_dev: iio_dev associated with the device that will consume the trigger
- **/
- static inline int iio_device_register_trigger_consumer(struct iio_dev *indio_dev)
- {
- return 0;
- }
- /**
- * iio_device_unregister_trigger_consumer() - reverse the registration process
- * @indio_dev: iio_dev associated with the device that consumed the trigger
- **/
- static inline void iio_device_unregister_trigger_consumer(struct iio_dev *indio_dev)
- {
- }
- static inline int iio_trigger_attach_poll_func(struct iio_trigger *trig,
- struct iio_poll_func *pf)
- {
- return 0;
- }
- static inline int iio_trigger_detach_poll_func(struct iio_trigger *trig,
- struct iio_poll_func *pf)
- {
- return 0;
- }
- #endif /* CONFIG_TRIGGER_CONSUMER */
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