Eric Lee / smarc-fsl-linux-kernel

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drivers/iio/magnetometer/st_magn.h 1.07 KB
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872e79add   Denis Ciocca   iio:magnetometer:... 
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  /*
   * STMicroelectronics magnetometers driver
   *
   * Copyright 2012-2013 STMicroelectronics Inc.
   *
   * Denis Ciocca <denis.ciocca@st.com>
   * v. 1.0.0
   * Licensed under the GPL-2.
   */
  
  #ifndef ST_MAGN_H
  #define ST_MAGN_H
  
  #include <linux/types.h>
  #include <linux/iio/common/st_sensors.h>
  
  #define LSM303DLHC_MAGN_DEV_NAME	"lsm303dlhc_magn"
  #define LSM303DLM_MAGN_DEV_NAME		"lsm303dlm_magn"
  #define LIS3MDL_MAGN_DEV_NAME		"lis3mdl"
2109eb4c0   Denis CIOCCA   iio:magnetometer:... 
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  int st_magn_common_probe(struct iio_dev *indio_dev);
872e79add   Denis Ciocca   iio:magnetometer:... 
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  void st_magn_common_remove(struct iio_dev *indio_dev);
  
  #ifdef CONFIG_IIO_BUFFER
  int st_magn_allocate_ring(struct iio_dev *indio_dev);
  void st_magn_deallocate_ring(struct iio_dev *indio_dev);
  #else /* CONFIG_IIO_BUFFER */
  static inline int st_magn_probe_trigger(struct iio_dev *indio_dev, int irq)
  {
  	return 0;
  }
  static inline void st_magn_remove_trigger(struct iio_dev *indio_dev, int irq)
  {
  	return;
  }
  static inline int st_magn_allocate_ring(struct iio_dev *indio_dev)
  {
  	return 0;
  }
  static inline void st_magn_deallocate_ring(struct iio_dev *indio_dev)
  {
  }
  #endif /* CONFIG_IIO_BUFFER */
  
  #endif /* ST_MAGN_H */