| 1 |
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| 2 |
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| 3 | |
| 4 | *
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| 5 | * Copyright (c) 2008 Jonathan Cameron
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| 6 |
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| 7 |
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| 8 | #ifdef CONFIG_IIO_TRIGGER
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| 9 | |
| 10 | * iio_device_register_trigger_consumer() - set up an iio_dev to use triggers
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| 11 | * @indio_dev: iio_dev associated with the device that will consume the trigger
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| 12 | *
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| 13 | * Return 0 if successful, negative otherwise
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| 14 | *
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| 15 | int iio_device_register_trigger_consumer(struct iio_dev *indio_dev);
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| 16 |
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| 17 | |
| 18 | * iio_device_unregister_trigger_consumer() - reverse the registration process
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| 19 | * @indio_dev: iio_dev associated with the device that consumed the trigger
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| 20 | *
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| 21 | void iio_device_unregister_trigger_consumer(struct iio_dev *indio_dev);
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| 22 |
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| 23 |
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| 24 | int iio_trigger_attach_poll_func(struct iio_trigger *trig,
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| 25 | struct iio_poll_func *pf);
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| 26 | int iio_trigger_detach_poll_func(struct iio_trigger *trig,
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| 27 | struct iio_poll_func *pf);
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| 28 |
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| 29 | #else
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| 30 |
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| 31 | |
| 32 | * iio_device_register_trigger_consumer() - set up an iio_dev to use triggers
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| 33 | * @indio_dev: iio_dev associated with the device that will consume the trigger
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| 34 | *
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| 35 | static inline int iio_device_register_trigger_consumer(struct iio_dev *indio_dev)
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| 36 | {
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| 37 | return 0;
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| 38 | }
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| 39 |
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| 40 | |
| 41 | * iio_device_unregister_trigger_consumer() - reverse the registration process
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| 42 | * @indio_dev: iio_dev associated with the device that consumed the trigger
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| 43 | *
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| 44 | static inline void iio_device_unregister_trigger_consumer(struct iio_dev *indio_dev)
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| 45 | {
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| 46 | }
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| 47 |
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| 48 | static inline int iio_trigger_attach_poll_func(struct iio_trigger *trig,
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| 49 | struct iio_poll_func *pf)
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| 50 | {
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| 51 | return 0;
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| 52 | }
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| 53 | static inline int iio_trigger_detach_poll_func(struct iio_trigger *trig,
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| 54 | struct iio_poll_func *pf)
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| 55 | {
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| 56 | return 0;
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| 57 | }
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| 58 |
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| 59 | #endif
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