Quelle  st_pressure.h   Sprache: C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * STMicroelectronics pressures driver
 *
 * Copyright 2013 STMicroelectronics Inc.
 *
 * Denis Ciocca <denis.ciocca@st.com>
 * v. 1.0.0
 */

#ifndef ST_PRESS_H
#define ST_PRESS_H

#include <linux/types.h>
#include <linux/iio/common/st_sensors.h>

enum st_press_type {
 LPS001WP,
 LPS25H,
 LPS331AP,
 LPS22HB,
 LPS33HW,
 LPS35HW,
 LPS22HH,
 LPS22DF,
 ST_PRESS_MAX,
};

#define LPS001WP_PRESS_DEV_NAME  "lps001wp"
#define LPS25H_PRESS_DEV_NAME  "lps25h"
#define LPS331AP_PRESS_DEV_NAME  "lps331ap"
#define LPS22HB_PRESS_DEV_NAME  "lps22hb"
#define LPS33HW_PRESS_DEV_NAME  "lps33hw"
#define LPS35HW_PRESS_DEV_NAME  "lps35hw"
#define LPS22HH_PRESS_DEV_NAME  "lps22hh"
#define LPS22DF_PRESS_DEV_NAME  "lps22df"

/**
 * struct st_sensors_platform_data - default press platform data
 * @drdy_int_pin: default press DRDY is available on INT1 pin.
 */
static __maybe_unused const struct st_sensors_platform_data default_press_pdata = {
 .drdy_int_pin = 1,
};

#ifdef CONFIG_IIO_BUFFER
int st_press_allocate_ring(struct iio_dev *indio_dev);
int st_press_trig_set_state(struct iio_trigger *trig, bool state);
#define ST_PRESS_TRIGGER_SET_STATE (&st_press_trig_set_state)
#else /* CONFIG_IIO_BUFFER */
static inline int st_press_allocate_ring(struct iio_dev *indio_dev)
{
 return 0;
}
#define ST_PRESS_TRIGGER_SET_STATE NULL
#endif /* CONFIG_IIO_BUFFER */

#endif /* ST_PRESS_H */