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(I'm so sorry!) Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel os linux
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1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253545556575859606162636465666768697071727374/* SPDX-License-Identifier: GPL-2.0-only *//* The industrial I/O - event passing to userspace * * Copyright (c) 2008-2011 Jonathan Cameron */#ifndef _IIO_EVENTS_H_#define _IIO_EVENTS_H_
#include <linux/iio/types.h>#include <uapi/linux/iio/events.h>
/** * _IIO_EVENT_CODE() - create event identifier * @chan_type: Type of the channel. Should be one of enum iio_chan_type. * @diff: Whether the event is for an differential channel or not. * @modifier: Modifier for the channel. Should be one of enum iio_modifier. * @direction: Direction of the event. One of enum iio_event_direction. * @type: Type of the event. Should be one of enum iio_event_type. * @chan: Channel number for non-differential channels. * @chan1: First channel number for differential channels. * @chan2: Second channel number for differential channels. * * Drivers should use the specialized macros below instead of using this one * directly. */
#define _IIO_EVENT_CODE(chan_type, diff, modifier, direction, \ type, chan, chan1, chan2) \ (((u64)type << 56) | ((u64)diff << 55) | \ ((u64)direction << 48) | ((u64)modifier << 40) | \ ((u64)chan_type << 32) | (((u16)chan2) << 16) | ((u16)chan1) | \ ((u16)chan))
/** * IIO_MOD_EVENT_CODE() - create event identifier for modified (non * differential) channels * @chan_type: Type of the channel. Should be one of enum iio_chan_type. * @number: Channel number. * @modifier: Modifier for the channel. Should be one of enum iio_modifier. * @type: Type of the event. Should be one of enum iio_event_type. * @direction: Direction of the event. One of enum iio_event_direction. */
#define IIO_MOD_EVENT_CODE(chan_type, number, modifier, \ type, direction) \ _IIO_EVENT_CODE(chan_type, 0, modifier, direction, type, number, 0, 0)
/** * IIO_UNMOD_EVENT_CODE() - create event identifier for unmodified (non * differential) channels * @chan_type: Type of the channel. Should be one of enum iio_chan_type. * @number: Channel number. * @type: Type of the event. Should be one of enum iio_event_type. * @direction: Direction of the event. One of enum iio_event_direction. */
#define IIO_UNMOD_EVENT_CODE(chan_type, number, type, direction) \ _IIO_EVENT_CODE(chan_type, 0, 0, direction, type, number, 0, 0)
/** * IIO_DIFF_EVENT_CODE() - create event identifier for differential channels * @chan_type: Type of the channel. Should be one of enum iio_chan_type. * @chan1: First channel number for differential channels. * @chan2: Second channel number for differential channels. * @type: Type of the event. Should be one of enum iio_event_type. * @direction: Direction of the event. One of enum iio_event_direction. */
#define IIO_DIFF_EVENT_CODE(chan_type, chan1, chan2, type, direction) \ _IIO_EVENT_CODE(chan_type, 1, 0, direction, type, 0, chan1, chan2)
#endif