1 /*
2  * STMicroelectronics pressures driver
3  *
4  * Copyright 2013 STMicroelectronics Inc.
5  *
6  * Denis Ciocca <denis.ciocca@st.com>
7  * v. 1.0.0
8  * Licensed under the GPL-2.
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 
17 #define LPS331AP_PRESS_DEV_NAME		"lps331ap"
18 
19 /**
20  * struct st_sensors_platform_data - default press platform data
21  * @drdy_int_pin: default press DRDY is available on INT1 pin.
22  */
23 static const struct st_sensors_platform_data default_press_pdata = {
24 	.drdy_int_pin = 1,
25 };
26 
27 int st_press_common_probe(struct iio_dev *indio_dev,
28 					struct st_sensors_platform_data *pdata);
29 void st_press_common_remove(struct iio_dev *indio_dev);
30 
31 #ifdef CONFIG_IIO_BUFFER
32 int st_press_allocate_ring(struct iio_dev *indio_dev);
33 void st_press_deallocate_ring(struct iio_dev *indio_dev);
34 int st_press_trig_set_state(struct iio_trigger *trig, bool state);
35 #define ST_PRESS_TRIGGER_SET_STATE (&st_press_trig_set_state)
36 #else /* CONFIG_IIO_BUFFER */
37 static inline int st_press_allocate_ring(struct iio_dev *indio_dev)
38 {
39 	return 0;
40 }
41 
42 static inline void st_press_deallocate_ring(struct iio_dev *indio_dev)
43 {
44 }
45 #define ST_PRESS_TRIGGER_SET_STATE NULL
46 #endif /* CONFIG_IIO_BUFFER */
47 
48 #endif /* ST_PRESS_H */
49