![Jonathan Cameron](/assets/img/avatar_default.png)
Postenable and predisable are called via buffer->ops so don't need to check if buffer exists. The return value of iio_device_register_trigger_consumer is always zero and it isn't checked anyway so get rid of it. Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
47 lines
1.3 KiB
C
47 lines
1.3 KiB
C
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/* The industrial I/O core, trigger consumer handling functions
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*
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* Copyright (c) 2008 Jonathan Cameron
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 as published by
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* the Free Software Foundation.
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*/
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#ifdef CONFIG_IIO_TRIGGER
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/**
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* iio_device_register_trigger_consumer() - set up an iio_dev to use triggers
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* @indio_dev: iio_dev associated with the device that will consume the trigger
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**/
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void iio_device_register_trigger_consumer(struct iio_dev *indio_dev);
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/**
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* iio_device_unregister_trigger_consumer() - reverse the registration process
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* @indio_dev: iio_dev associated with the device that consumed the trigger
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**/
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void iio_device_unregister_trigger_consumer(struct iio_dev *indio_dev);
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#else
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/**
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* iio_device_register_trigger_consumer() - set up an iio_dev to use triggers
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* @indio_dev: iio_dev associated with the device that will consume the trigger
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**/
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static int iio_device_register_trigger_consumer(struct iio_dev *indio_dev)
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{
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return 0;
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};
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/**
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* iio_device_unregister_trigger_consumer() - reverse the registration process
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* @indio_dev: iio_dev associated with the device that consumed the trigger
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**/
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static void iio_device_unregister_trigger_consumer(struct iio_dev *indio_dev)
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{
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};
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#endif /* CONFIG_TRIGGER_CONSUMER */
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