1 
2 /* The industrial I/O core, trigger consumer handling functions
3  *
4  * Copyright (c) 2008 Jonathan Cameron
5  *
6  * This program is free software; you can redistribute it and/or modify it
7  * under the terms of the GNU General Public License version 2 as published by
8  * the Free Software Foundation.
9  */
10 
11 #ifdef CONFIG_IIO_TRIGGER
12 /**
13  * iio_device_register_trigger_consumer() - set up an iio_dev to use triggers
14  * @indio_dev: iio_dev associated with the device that will consume the trigger
15  **/
16 void iio_device_register_trigger_consumer(struct iio_dev *indio_dev);
17 
18 /**
19  * iio_device_unregister_trigger_consumer() - reverse the registration process
20  * @indio_dev: iio_dev associated with the device that consumed the trigger
21  **/
22 void iio_device_unregister_trigger_consumer(struct iio_dev *indio_dev);
23 
24 #else
25 
26 /**
27  * iio_device_register_trigger_consumer() - set up an iio_dev to use triggers
28  * @indio_dev: iio_dev associated with the device that will consume the trigger
29  **/
30 static int iio_device_register_trigger_consumer(struct iio_dev *indio_dev)
31 {
32 	return 0;
33 }
34 
35 /**
36  * iio_device_unregister_trigger_consumer() - reverse the registration process
37  * @indio_dev: iio_dev associated with the device that consumed the trigger
38  **/
39 static void iio_device_unregister_trigger_consumer(struct iio_dev *indio_dev)
40 {
41 }
42 
43 #endif /* CONFIG_TRIGGER_CONSUMER */
44