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 enum st_press_type { 18 LPS001WP, 19 LPS25H, 20 LPS331AP, 21 LPS22HB, 22 LPS33HW, 23 LPS35HW, 24 ST_PRESS_MAX, 25 }; 26 27 #define LPS001WP_PRESS_DEV_NAME "lps001wp" 28 #define LPS25H_PRESS_DEV_NAME "lps25h" 29 #define LPS331AP_PRESS_DEV_NAME "lps331ap" 30 #define LPS22HB_PRESS_DEV_NAME "lps22hb" 31 #define LPS33HW_PRESS_DEV_NAME "lps33hw" 32 #define LPS35HW_PRESS_DEV_NAME "lps35hw" 33 34 /** 35 * struct st_sensors_platform_data - default press platform data 36 * @drdy_int_pin: default press DRDY is available on INT1 pin. 37 */ 38 static const struct st_sensors_platform_data default_press_pdata = { 39 .drdy_int_pin = 1, 40 }; 41 42 int st_press_common_probe(struct iio_dev *indio_dev); 43 void st_press_common_remove(struct iio_dev *indio_dev); 44 45 #ifdef CONFIG_IIO_BUFFER 46 int st_press_allocate_ring(struct iio_dev *indio_dev); 47 void st_press_deallocate_ring(struct iio_dev *indio_dev); 48 int st_press_trig_set_state(struct iio_trigger *trig, bool state); 49 #define ST_PRESS_TRIGGER_SET_STATE (&st_press_trig_set_state) 50 #else /* CONFIG_IIO_BUFFER */ 51 static inline int st_press_allocate_ring(struct iio_dev *indio_dev) 52 { 53 return 0; 54 } 55 56 static inline void st_press_deallocate_ring(struct iio_dev *indio_dev) 57 { 58 } 59 #define ST_PRESS_TRIGGER_SET_STATE NULL 60 #endif /* CONFIG_IIO_BUFFER */ 61 62 #endif /* ST_PRESS_H */ 63