Release 4.7 include/linux/iio/events.h

/* The industrial I/O - event passing to userspace
 *
 * Copyright (c) 2008-2011 Jonathan Cameron
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 as published by
 * the Free Software Foundation.
 */
#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.
 */


#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 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 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)

#endif
Overall Contributors
Person
Tokens
Prop
Commits
CommitProp
jonathan cameron
jonathan cameron
58
82.86%
1
16.67%
lars-peter clausen
lars-peter clausen
7
10.00%
3
50.00%
peter meerwald
peter meerwald
3
4.29%
1
16.67%
daniel baluta
daniel baluta
2
2.86%
1
16.67%
Total
70
100.00%
6
100.00%
  
Directory: include/linux/iio

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