LXR linux/drivers/iio/pressure/st

   1/* SPDX-License-Identifier: GPL-2.0-only */
   2/*
   3 * STMicroelectronics pressures driver
   4 *
   5 * Copyright 2013 STMicroelectronics Inc.
   6 *
   7 * Denis Ciocca <denis.ciocca@st.com>
   8 * v. 1.0.0
   9 */
  10
  11#ifndef ST_PRESS_H
  12#define ST_PRESS_H
  13
  14#include <linux/types.h>
  15#include <linux/iio/common/st_sensors.h>
  16
  17enum st_press_type {
  18        LPS001WP,
  19        LPS25H,
  20        LPS331AP,
  21        LPS22HB,
  22        LPS33HW,
  23        LPS35HW,
  24        LPS22HH,
  25        ST_PRESS_MAX,
  26};
  27
  28#define LPS001WP_PRESS_DEV_NAME         "lps001wp"
  29#define LPS25H_PRESS_DEV_NAME           "lps25h"
  30#define LPS331AP_PRESS_DEV_NAME         "lps331ap"
  31#define LPS22HB_PRESS_DEV_NAME          "lps22hb"
  32#define LPS33HW_PRESS_DEV_NAME          "lps33hw"
  33#define LPS35HW_PRESS_DEV_NAME          "lps35hw"
  34#define LPS22HH_PRESS_DEV_NAME          "lps22hh"
  35
  36/**
  37 * struct st_sensors_platform_data - default press platform data
  38 * @drdy_int_pin: default press DRDY is available on INT1 pin.
  39 */
  40static const struct st_sensors_platform_data default_press_pdata = {
  41        .drdy_int_pin = 1,
  42};
  43
  44const struct st_sensor_settings *st_press_get_settings(const char *name);
  45int st_press_common_probe(struct iio_dev *indio_dev);
  46void st_press_common_remove(struct iio_dev *indio_dev);
  47
  48#ifdef CONFIG_IIO_BUFFER
  49int st_press_allocate_ring(struct iio_dev *indio_dev);
  50void st_press_deallocate_ring(struct iio_dev *indio_dev);
  51int st_press_trig_set_state(struct iio_trigger *trig, bool state);
  52#define ST_PRESS_TRIGGER_SET_STATE (&st_press_trig_set_state)
  53#else /* CONFIG_IIO_BUFFER */
  54static inline int st_press_allocate_ring(struct iio_dev *indio_dev)
  55{
  56        return 0;
  57}
  58
  59static inline void st_press_deallocate_ring(struct iio_dev *indio_dev)
  60{
  61}
  62#define ST_PRESS_TRIGGER_SET_STATE NULL
  63#endif /* CONFIG_IIO_BUFFER */
  64
  65#endif /* ST_PRESS_H */
  66