/* * STMicroelectronics gyroscopes driver * * Copyright 2012-2013 STMicroelectronics Inc. * * Denis Ciocca <denis.ciocca@st.com> * v. 1.0.0 * Licensed under the GPL-2. */ #ifndef ST_GYRO_H #define ST_GYRO_H #include <linux/types.h> #include <linux/iio/common/st_sensors.h> #define L3G4200D_GYRO_DEV_NAME "l3g4200d" #define LSM330D_GYRO_DEV_NAME "lsm330d_gyro" #define LSM330DL_GYRO_DEV_NAME "lsm330dl_gyro" #define LSM330DLC_GYRO_DEV_NAME "lsm330dlc_gyro" #define L3GD20_GYRO_DEV_NAME "l3gd20" #define L3GD20H_GYRO_DEV_NAME "l3gd20h" #define L3G4IS_GYRO_DEV_NAME "l3g4is_ui" #define LSM330_GYRO_DEV_NAME "lsm330_gyro" #define LSM9DS0_GYRO_DEV_NAME "lsm9ds0_gyro" /** * struct st_sensors_platform_data - gyro platform data * @drdy_int_pin: DRDY on gyros is available only on INT2 pin. */ static const struct st_sensors_platform_data gyro_pdata = { .drdy_int_pin = 2, }; int st_gyro_common_probe(struct iio_dev *indio_dev); void st_gyro_common_remove(struct iio_dev *indio_dev); #ifdef CONFIG_IIO_BUFFER int st_gyro_allocate_ring(struct iio_dev *indio_dev); void st_gyro_deallocate_ring(struct iio_dev *indio_dev); int st_gyro_trig_set_state(struct iio_trigger *trig, bool state); #define ST_GYRO_TRIGGER_SET_STATE (&st_gyro_trig_set_state) #else /* CONFIG_IIO_BUFFER */ static inline int st_gyro_allocate_ring(struct iio_dev *indio_dev) { return 0; } static inline void st_gyro_deallocate_ring(struct iio_dev *indio_dev) { } #define ST_GYRO_TRIGGER_SET_STATE NULL #endif /* CONFIG_IIO_BUFFER */ #endif /* ST_GYRO_H */