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/* The industrial I/O core, trigger consumer functions
 *
 * 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 __LINUX_IIO_TRIGGER_CONSUMER_H__
#define __LINUX_IIO_TRIGGER_CONSUMER_H__

#include <linux/interrupt.h>
#include <linux/types.h>

struct iio_dev;
struct iio_trigger;

/**
 * struct iio_poll_func - poll function pair
 *
 * @indio_dev:			data specific to device (passed into poll func)
 * @h:				the function that is actually run on trigger
 * @thread:			threaded interrupt part
 * @type:			the type of interrupt (basically if oneshot)
 * @name:			name used to identify the trigger consumer.
 * @irq:			the corresponding irq as allocated from the
 *				trigger pool
 * @timestamp:			some devices need a timestamp grabbed as soon
 *				as possible after the trigger - hence handler
 *				passes it via here.
 **/
struct iio_poll_func {
	struct iio_dev *indio_dev;
	irqreturn_t (*h)(int irq, void *p);
	irqreturn_t (*thread)(int irq, void *p);
	int type;
	char *name;
	int irq;
	s64 timestamp;
};


struct iio_poll_func
*iio_alloc_pollfunc(irqreturn_t (*h)(int irq, void *p),
		    irqreturn_t (*thread)(int irq, void *p),
		    int type,
		    struct iio_dev *indio_dev,
		    const char *fmt,
		    ...);
void iio_dealloc_pollfunc(struct iio_poll_func *pf);
irqreturn_t iio_pollfunc_store_time(int irq, void *p);

void iio_trigger_notify_done(struct iio_trigger *trig);

/*
 * Two functions for common case where all that happens is a pollfunc
 * is attached and detached from a trigger
 */
int iio_triggered_buffer_postenable(struct iio_dev *indio_dev);
int iio_triggered_buffer_predisable(struct iio_dev *indio_dev);

#endif

Filemanager

Name Type Size Permission Actions
accel Folder 0755
adc Folder 0755
common Folder 0755
dac Folder 0755
frequency Folder 0755
gyro Folder 0755
imu Folder 0755
magnetometer Folder 0755
timer Folder 0755
buffer-dma.h File 4.56 KB 0644
buffer-dmaengine.h File 389 B 0644
buffer.h File 1.73 KB 0644
buffer_impl.h File 5.18 KB 0644
configfs.h File 405 B 0644
consumer.h File 12.08 KB 0644
driver.h File 832 B 0644
events.h File 2.24 KB 0644
iio.h File 27.09 KB 0644
kfifo_buf.h File 372 B 0644
machine.h File 998 B 0644
sw_device.h File 1.84 KB 0644
sw_trigger.h File 1.88 KB 0644
sysfs.h File 4.73 KB 0644
trigger.h File 5.3 KB 0644
trigger_consumer.h File 1.79 KB 0644
triggered_buffer.h File 781 B 0644
triggered_event.h File 352 B 0644
types.h File 873 B 0644