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kernel/linux-rt-4.4.41/drivers/iio/accel/st_accel.h 1.78 KB
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  /*
   * STMicroelectronics accelerometers driver
   *
   * Copyright 2012-2013 STMicroelectronics Inc.
   *
   * Denis Ciocca <denis.ciocca@st.com>
   * v. 1.0.0
   * Licensed under the GPL-2.
   */
  
  #ifndef ST_ACCEL_H
  #define ST_ACCEL_H
  
  #include <linux/types.h>
  #include <linux/iio/common/st_sensors.h>
  
  #define LIS3LV02DL_ACCEL_DEV_NAME	"lis3lv02dl_accel"
  #define LSM303DLHC_ACCEL_DEV_NAME	"lsm303dlhc_accel"
  #define LIS3DH_ACCEL_DEV_NAME		"lis3dh"
  #define LSM330D_ACCEL_DEV_NAME		"lsm330d_accel"
  #define LSM330DL_ACCEL_DEV_NAME		"lsm330dl_accel"
  #define LSM330DLC_ACCEL_DEV_NAME	"lsm330dlc_accel"
  #define LIS331DL_ACCEL_DEV_NAME		"lis331dl_accel"
  #define LIS331DLH_ACCEL_DEV_NAME	"lis331dlh"
  #define LSM303DL_ACCEL_DEV_NAME		"lsm303dl_accel"
  #define LSM303DLH_ACCEL_DEV_NAME	"lsm303dlh_accel"
  #define LSM303DLM_ACCEL_DEV_NAME	"lsm303dlm_accel"
  #define LSM330_ACCEL_DEV_NAME		"lsm330_accel"
  #define LSM303AGR_ACCEL_DEV_NAME	"lsm303agr_accel"
  
  /**
  * struct st_sensors_platform_data - default accel platform data
  * @drdy_int_pin: default accel DRDY is available on INT1 pin.
  */
  static const struct st_sensors_platform_data default_accel_pdata = {
  	.drdy_int_pin = 1,
  };
  
  int st_accel_common_probe(struct iio_dev *indio_dev);
  void st_accel_common_remove(struct iio_dev *indio_dev);
  
  #ifdef CONFIG_IIO_BUFFER
  int st_accel_allocate_ring(struct iio_dev *indio_dev);
  void st_accel_deallocate_ring(struct iio_dev *indio_dev);
  int st_accel_trig_set_state(struct iio_trigger *trig, bool state);
  #define ST_ACCEL_TRIGGER_SET_STATE (&st_accel_trig_set_state)
  #else /* CONFIG_IIO_BUFFER */
  static inline int st_accel_allocate_ring(struct iio_dev *indio_dev)
  {
  	return 0;
  }
  static inline void st_accel_deallocate_ring(struct iio_dev *indio_dev)
  {
  }
  #define ST_ACCEL_TRIGGER_SET_STATE NULL
  #endif /* CONFIG_IIO_BUFFER */
  
  #endif /* ST_ACCEL_H */