1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * STMicroelectronics gyroscopes driver 4 * 5 * Copyright 2012-2013 STMicroelectronics Inc. 6 * 7 * Denis Ciocca <denis.ciocca@st.com> 8 * v. 1.0.0 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 #define LSM9DS0_GYRO_DEV_NAME "lsm9ds0_gyro" 26 27 /** 28 * struct st_sensors_platform_data - gyro platform data 29 * @drdy_int_pin: DRDY on gyros is available only on INT2 pin. 30 */ 31 static __maybe_unused const struct st_sensors_platform_data gyro_pdata = { 32 .drdy_int_pin = 2, 33 }; 34 35 const struct st_sensor_settings *st_gyro_get_settings(const char *name); 36 int st_gyro_common_probe(struct iio_dev *indio_dev); 37 void st_gyro_common_remove(struct iio_dev *indio_dev); 38 39 #ifdef CONFIG_IIO_BUFFER 40 int st_gyro_allocate_ring(struct iio_dev *indio_dev); 41 void st_gyro_deallocate_ring(struct iio_dev *indio_dev); 42 int st_gyro_trig_set_state(struct iio_trigger *trig, bool state); 43 #define ST_GYRO_TRIGGER_SET_STATE (&st_gyro_trig_set_state) 44 #else /* CONFIG_IIO_BUFFER */ 45 static inline int st_gyro_allocate_ring(struct iio_dev *indio_dev) 46 { 47 return 0; 48 } 49 static inline void st_gyro_deallocate_ring(struct iio_dev *indio_dev) 50 { 51 } 52 #define ST_GYRO_TRIGGER_SET_STATE NULL 53 #endif /* CONFIG_IIO_BUFFER */ 54 55 #endif /* ST_GYRO_H */ 56