drivers/iio/accel/st_accel.h

   1 /*
   2  * STMicroelectronics accelerometers driver
   3  *
   4  * Copyright 2012-2013 STMicroelectronics Inc.
   5  *
   6  * Denis Ciocca <denis.ciocca@st.com>
   7  * v. 1.0.0
   8  * Licensed under the GPL-2.
   9  */
  10
  11 #ifndef ST_ACCEL_H
  12 #define ST_ACCEL_H
  13
  14 #include <linux/types.h>
  15 #include <linux/iio/common/st_sensors.h>
  16
  17 #define LSM303DLHC_ACCEL_DEV_NAME       "lsm303dlhc_accel"
  18 #define LIS3DH_ACCEL_DEV_NAME           "lis3dh"
  19 #define LSM330D_ACCEL_DEV_NAME          "lsm330d_accel"
  20 #define LSM330DL_ACCEL_DEV_NAME         "lsm330dl_accel"
  21 #define LSM330DLC_ACCEL_DEV_NAME        "lsm330dlc_accel"
  22 #define LIS331DLH_ACCEL_DEV_NAME        "lis331dlh"
  23 #define LSM303DL_ACCEL_DEV_NAME         "lsm303dl_accel"
  24 #define LSM303DLH_ACCEL_DEV_NAME        "lsm303dlh_accel"
  25 #define LSM303DLM_ACCEL_DEV_NAME        "lsm303dlm_accel"
  26 #define LSM330_ACCEL_DEV_NAME           "lsm330_accel"
  27
  28 /**
  29 * struct st_sensors_platform_data - default accel platform data
  30 * @drdy_int_pin: default accel DRDY is available on INT1 pin.
  31 */
  32 static const struct st_sensors_platform_data default_accel_pdata = {
  33         .drdy_int_pin = 1,
  34 };
  35
  36 int st_accel_common_probe(struct iio_dev *indio_dev,
  37                                         struct st_sensors_platform_data *pdata);
  38 void st_accel_common_remove(struct iio_dev *indio_dev);
  39
  40 #ifdef CONFIG_IIO_BUFFER
  41 int st_accel_allocate_ring(struct iio_dev *indio_dev);
  42 void st_accel_deallocate_ring(struct iio_dev *indio_dev);
  43 int st_accel_trig_set_state(struct iio_trigger *trig, bool state);
  44 #define ST_ACCEL_TRIGGER_SET_STATE (&st_accel_trig_set_state)
  45 #else /* CONFIG_IIO_BUFFER */
  46 static inline int st_accel_allocate_ring(struct iio_dev *indio_dev)
  47 {
  48         return 0;
  49 }
  50 static inline void st_accel_deallocate_ring(struct iio_dev *indio_dev)
  51 {
  52 }
  53 #define ST_ACCEL_TRIGGER_SET_STATE NULL
  54 #endif /* CONFIG_IIO_BUFFER */
  55
  56 #endif /* ST_ACCEL_H */