forked from Minki/linux
872e79add7
This patch adds a generic magnetometer driver for STMicroelectronics magnetometers, currently it supports: LSM303DLHC, LSM303DLM, LIS3MDL. Signed-off-by: Denis Ciocca <denis.ciocca@st.com> Signed-off-by: Jonathan Cameron <jic23@kernel.org>
46 lines
1.1 KiB
C
46 lines
1.1 KiB
C
/*
|
|
* 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"
|
|
|
|
int st_magn_common_probe(struct iio_dev *indio_dev);
|
|
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 */
|