1 /* 2 * STMicroelectronics gyroscopes 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_GYRO_H 12 #define ST_GYRO_H 13 14 #include <linux/types.h> 15 #include <linux/iio/common/st_sensors.h> 16 17 #define L3G4200D_GYRO_DEV_NAME "l3g4200d" 18 #define LSM330D_GYRO_DEV_NAME "lsm330d_gyro" 19 #define LSM330DL_GYRO_DEV_NAME "lsm330dl_gyro" 20 #define LSM330DLC_GYRO_DEV_NAME "lsm330dlc_gyro" 21 #define L3GD20_GYRO_DEV_NAME "l3gd20" 22 #define L3GD20H_GYRO_DEV_NAME "l3gd20h" 23 #define L3G4IS_GYRO_DEV_NAME "l3g4is_ui" 24 #define LSM330_GYRO_DEV_NAME "lsm330_gyro" 25 26 int st_gyro_common_probe(struct iio_dev *indio_dev); 27 void st_gyro_common_remove(struct iio_dev *indio_dev); 28 29 #ifdef CONFIG_IIO_BUFFER 30 int st_gyro_allocate_ring(struct iio_dev *indio_dev); 31 void st_gyro_deallocate_ring(struct iio_dev *indio_dev); 32 int st_gyro_trig_set_state(struct iio_trigger *trig, bool state); 33 #define ST_GYRO_TRIGGER_SET_STATE (&st_gyro_trig_set_state) 34 #else /* CONFIG_IIO_BUFFER */ st_gyro_allocate_ring(struct iio_dev * indio_dev)35static inline int st_gyro_allocate_ring(struct iio_dev *indio_dev) 36 { 37 return 0; 38 } st_gyro_deallocate_ring(struct iio_dev * indio_dev)39static inline void st_gyro_deallocate_ring(struct iio_dev *indio_dev) 40 { 41 } 42 #define ST_GYRO_TRIGGER_SET_STATE NULL 43 #endif /* CONFIG_IIO_BUFFER */ 44 45 #endif /* ST_GYRO_H */ 46