1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * STMicroelectronics magnetometers 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_MAGN_H 12 #define ST_MAGN_H 13 14 #include <linux/types.h> 15 #include <linux/iio/common/st_sensors.h> 16 17 #define LSM303DLH_MAGN_DEV_NAME "lsm303dlh_magn" 18 #define LSM303DLHC_MAGN_DEV_NAME "lsm303dlhc_magn" 19 #define LSM303DLM_MAGN_DEV_NAME "lsm303dlm_magn" 20 #define LIS3MDL_MAGN_DEV_NAME "lis3mdl" 21 #define LSM303AGR_MAGN_DEV_NAME "lsm303agr_magn" 22 #define LIS2MDL_MAGN_DEV_NAME "lis2mdl" 23 #define LSM9DS1_MAGN_DEV_NAME "lsm9ds1_magn" 24 25 const struct st_sensor_settings *st_magn_get_settings(const char *name); 26 int st_magn_common_probe(struct iio_dev *indio_dev); 27 void st_magn_common_remove(struct iio_dev *indio_dev); 28 29 #ifdef CONFIG_IIO_BUFFER 30 int st_magn_allocate_ring(struct iio_dev *indio_dev); 31 void st_magn_deallocate_ring(struct iio_dev *indio_dev); 32 int st_magn_trig_set_state(struct iio_trigger *trig, bool state); 33 #define ST_MAGN_TRIGGER_SET_STATE (&st_magn_trig_set_state) 34 #else /* CONFIG_IIO_BUFFER */ 35 static inline int st_magn_probe_trigger(struct iio_dev *indio_dev, int irq) 36 { 37 return 0; 38 } 39 static inline void st_magn_remove_trigger(struct iio_dev *indio_dev, int irq) 40 { 41 return; 42 } 43 static inline int st_magn_allocate_ring(struct iio_dev *indio_dev) 44 { 45 return 0; 46 } 47 static inline void st_magn_deallocate_ring(struct iio_dev *indio_dev) 48 { 49 } 50 #define ST_MAGN_TRIGGER_SET_STATE NULL 51 #endif /* CONFIG_IIO_BUFFER */ 52 53 #endif /* ST_MAGN_H */ 54