1 /* SPDX-License-Identifier: GPL-2.0-only */
2 
3 /* The industrial I/O core, trigger consumer handling functions
4  *
5  * Copyright (c) 2008 Jonathan Cameron
6  */
7 
8 #ifdef CONFIG_IIO_TRIGGER
9 /**
10  * iio_device_register_trigger_consumer() - set up an iio_dev to use triggers
11  * @indio_dev: iio_dev associated with the device that will consume the trigger
12  **/
13 void iio_device_register_trigger_consumer(struct iio_dev *indio_dev);
14 
15 /**
16  * iio_device_unregister_trigger_consumer() - reverse the registration process
17  * @indio_dev: iio_dev associated with the device that consumed the trigger
18  **/
19 void iio_device_unregister_trigger_consumer(struct iio_dev *indio_dev);
20 
21 #else
22 
23 /**
24  * iio_device_register_trigger_consumer() - set up an iio_dev to use triggers
25  * @indio_dev: iio_dev associated with the device that will consume the trigger
26  **/
27 static int iio_device_register_trigger_consumer(struct iio_dev *indio_dev)
28 {
29 	return 0;
30 }
31 
32 /**
33  * iio_device_unregister_trigger_consumer() - reverse the registration process
34  * @indio_dev: iio_dev associated with the device that consumed the trigger
35  **/
36 static void iio_device_unregister_trigger_consumer(struct iio_dev *indio_dev)
37 {
38 }
39 
40 #endif /* CONFIG_TRIGGER_CONSUMER */
41