1 /* 2 * STMicroelectronics accelerometers driver 3 * 4 * Copyright 2012-2013 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_ACCEL_H 12 #define ST_ACCEL_H 13 14 #include <linux/types.h> 15 #include <linux/iio/common/st_sensors.h> 16 17 #define LSM303DLHC_ACCEL_DEV_NAME "lsm303dlhc_accel" 18 #define LIS3DH_ACCEL_DEV_NAME "lis3dh" 19 #define LSM330D_ACCEL_DEV_NAME "lsm330d_accel" 20 #define LSM330DL_ACCEL_DEV_NAME "lsm330dl_accel" 21 #define LSM330DLC_ACCEL_DEV_NAME "lsm330dlc_accel" 22 #define LIS331DLH_ACCEL_DEV_NAME "lis331dlh" 23 #define LSM303DL_ACCEL_DEV_NAME "lsm303dl_accel" 24 #define LSM303DLH_ACCEL_DEV_NAME "lsm303dlh_accel" 25 #define LSM303DLM_ACCEL_DEV_NAME "lsm303dlm_accel" 26 #define LSM330_ACCEL_DEV_NAME "lsm330_accel" 27 28 /** 29 * struct st_sensors_platform_data - default accel platform data 30 * @drdy_int_pin: default accel DRDY is available on INT1 pin. 31 */ 32 static const struct st_sensors_platform_data default_accel_pdata = { 33 .drdy_int_pin = 1, 34 }; 35 36 int st_accel_common_probe(struct iio_dev *indio_dev, 37 struct st_sensors_platform_data *pdata); 38 void st_accel_common_remove(struct iio_dev *indio_dev); 39 40 #ifdef CONFIG_IIO_BUFFER 41 int st_accel_allocate_ring(struct iio_dev *indio_dev); 42 void st_accel_deallocate_ring(struct iio_dev *indio_dev); 43 int st_accel_trig_set_state(struct iio_trigger *trig, bool state); 44 #define ST_ACCEL_TRIGGER_SET_STATE (&st_accel_trig_set_state) 45 #else /* CONFIG_IIO_BUFFER */ 46 static inline int st_accel_allocate_ring(struct iio_dev *indio_dev) 47 { 48 return 0; 49 } 50 static inline void st_accel_deallocate_ring(struct iio_dev *indio_dev) 51 { 52 } 53 #define ST_ACCEL_TRIGGER_SET_STATE NULL 54 #endif /* CONFIG_IIO_BUFFER */ 55 56 #endif /* ST_ACCEL_H */ 57