| /* |
| * 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 L3G4IS_GYRO_DEV_NAME "l3g4is_ui" |
| #define LSM330_GYRO_DEV_NAME "lsm330_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 */ |
