drivers/iio/magnetometer/st_magn.h

   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 #define IIS2MDC_MAGN_DEV_NAME           "iis2mdc"
  25 #define LSM303C_MAGN_DEV_NAME           "lsm303c_magn"
  26
  27 #ifdef CONFIG_IIO_BUFFER
  28 int st_magn_allocate_ring(struct iio_dev *indio_dev);
  29 int st_magn_trig_set_state(struct iio_trigger *trig, bool state);
  30 #define ST_MAGN_TRIGGER_SET_STATE (&st_magn_trig_set_state)
  31 #else /* CONFIG_IIO_BUFFER */
  32 static inline int st_magn_allocate_ring(struct iio_dev *indio_dev)
  33 {
  34         return 0;
  35 }
  36 #define ST_MAGN_TRIGGER_SET_STATE NULL
  37 #endif /* CONFIG_IIO_BUFFER */
  38
  39 #endif /* ST_MAGN_H */