/**
 * opt3001.h - Texas Instruments OPT3001 Light Sensor
 *
 * Copyright (c) 2015 Nest Labs, Inc.
 *
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 of the License
 * as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 * more details.
 */

#ifndef OPT3001_H
#define OPT3001_H

#include <linux/iio/iio.h>

irqreturn_t opt3001_trigger_handler(int irq, void *p);

#ifdef CONFIG_OPT3001_BUFFER

int opt3001_allocate_ring(struct iio_dev *indio_dev);
void opt3001_deallocate_ring(struct iio_dev *indio_dev);

#else /* CONFIG_OPT3001_BUFFER */

static inline int opt3001_allocate_ring(struct iio_dev *iio)
{
	return 0;
}

static inline void opt3001_deallocate_ring(struct iio_dev *iio)
{
}

#endif /* CONFIG_OPT3001_BUFFER */

#endif /* OPT3001_H */