tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
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linux
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 __maybe_unused 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 */