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1/* SPDX-License-Identifier: GPL-2.0-only */2 3/* The industrial I/O core, trigger consumer handling functions4 *5 * Copyright (c) 2008 Jonathan Cameron6 */7 8#ifdef CONFIG_IIO_TRIGGER9/**10 * iio_device_register_trigger_consumer() - set up an iio_dev to use triggers11 * @indio_dev: iio_dev associated with the device that will consume the trigger12 *13 * Return 0 if successful, negative otherwise14 **/15int iio_device_register_trigger_consumer(struct iio_dev *indio_dev);16 17/**18 * iio_device_unregister_trigger_consumer() - reverse the registration process19 * @indio_dev: iio_dev associated with the device that consumed the trigger20 **/21void iio_device_unregister_trigger_consumer(struct iio_dev *indio_dev);22 23 24int iio_trigger_attach_poll_func(struct iio_trigger *trig,25 struct iio_poll_func *pf);26int iio_trigger_detach_poll_func(struct iio_trigger *trig,27 struct iio_poll_func *pf);28 29#else30 31/**32 * iio_device_register_trigger_consumer() - set up an iio_dev to use triggers33 * @indio_dev: iio_dev associated with the device that will consume the trigger34 **/35static inline int iio_device_register_trigger_consumer(struct iio_dev *indio_dev)36{37 return 0;38}39 40/**41 * iio_device_unregister_trigger_consumer() - reverse the registration process42 * @indio_dev: iio_dev associated with the device that consumed the trigger43 **/44static inline void iio_device_unregister_trigger_consumer(struct iio_dev *indio_dev)45{46}47 48static inline int iio_trigger_attach_poll_func(struct iio_trigger *trig,49 struct iio_poll_func *pf)50{51 return 0;52}53static inline int iio_trigger_detach_poll_func(struct iio_trigger *trig,54 struct iio_poll_func *pf)55{56 return 0;57}58 59#endif /* CONFIG_TRIGGER_CONSUMER */60