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d61881ef7f
Some IMUs may utilize existing library code for STMicro accelerometer, gyroscope, magnetometer and pressure. Let's share them via st_sensors.h. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Link: https://lore.kernel.org/r/20210414195454.84183-5-andriy.shevchenko@linux.intel.com Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
50 lines
1.4 KiB
C
50 lines
1.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* STMicroelectronics magnetometers driver
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*
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* Copyright 2012-2013 STMicroelectronics Inc.
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*
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* Denis Ciocca <denis.ciocca@st.com>
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* v. 1.0.0
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*/
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#ifndef ST_MAGN_H
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#define ST_MAGN_H
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#include <linux/types.h>
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#include <linux/iio/common/st_sensors.h>
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#define LSM303DLH_MAGN_DEV_NAME "lsm303dlh_magn"
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#define LSM303DLHC_MAGN_DEV_NAME "lsm303dlhc_magn"
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#define LSM303DLM_MAGN_DEV_NAME "lsm303dlm_magn"
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#define LIS3MDL_MAGN_DEV_NAME "lis3mdl"
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#define LSM303AGR_MAGN_DEV_NAME "lsm303agr_magn"
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#define LIS2MDL_MAGN_DEV_NAME "lis2mdl"
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#define LSM9DS1_MAGN_DEV_NAME "lsm9ds1_magn"
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#define IIS2MDC_MAGN_DEV_NAME "iis2mdc"
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#ifdef CONFIG_IIO_BUFFER
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int st_magn_allocate_ring(struct iio_dev *indio_dev);
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void st_magn_deallocate_ring(struct iio_dev *indio_dev);
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int st_magn_trig_set_state(struct iio_trigger *trig, bool state);
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#define ST_MAGN_TRIGGER_SET_STATE (&st_magn_trig_set_state)
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#else /* CONFIG_IIO_BUFFER */
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static inline int st_magn_probe_trigger(struct iio_dev *indio_dev, int irq)
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{
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return 0;
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}
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static inline void st_magn_remove_trigger(struct iio_dev *indio_dev, int irq)
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{
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return;
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}
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static inline int st_magn_allocate_ring(struct iio_dev *indio_dev)
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{
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return 0;
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}
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static inline void st_magn_deallocate_ring(struct iio_dev *indio_dev)
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{
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}
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#define ST_MAGN_TRIGGER_SET_STATE NULL
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#endif /* CONFIG_IIO_BUFFER */
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#endif /* ST_MAGN_H */
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