linux/drivers/iio/magnetometer/st_magn.h

/*
 * 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 LSM303DLH_MAGN_DEV_NAME		"lsm303dlh_magn"
#define LSM303DLHC_MAGN_DEV_NAME	"lsm303dlhc_magn"
#define LSM303DLM_MAGN_DEV_NAME		"lsm303dlm_magn"
#define LIS3MDL_MAGN_DEV_NAME		"lis3mdl"
#define LSM303AGR_MAGN_DEV_NAME		"lsm303agr_magn"

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);
int st_magn_trig_set_state(struct iio_trigger *trig, bool state);
#define ST_MAGN_TRIGGER_SET_STATE (&st_magn_trig_set_state)
#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 */
iio:magnetometer: Add STMicroelectronics magnetometers driver 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> 2013-01-26 03:44:00 +04:00			`/*`
			`* 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>`

iio: magnetometer: support for lsm303dlh The LSM303DLH accelerometer/magnetometer has a different device identification method than using register 0x0f, instead three registers contain a magic value. We rely on WhoAmI to be zero for this variant. Signed-off-by: Linus Walleij <linus.walleij@linaro.org> Signed-off-by: Jonathan Cameron <jic23@kernel.org> 2015-04-30 16:15:50 +03:00			`#define LSM303DLH_MAGN_DEV_NAME "lsm303dlh_magn"`
iio:magnetometer: Add STMicroelectronics magnetometers driver 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> 2013-01-26 03:44:00 +04:00			`#define LSM303DLHC_MAGN_DEV_NAME "lsm303dlhc_magn"`
			`#define LSM303DLM_MAGN_DEV_NAME "lsm303dlm_magn"`
			`#define LIS3MDL_MAGN_DEV_NAME "lis3mdl"`
iio: st-magn: add support for lsm303agr magnetometer This adds support for the lsm303agr magnetometer. Signed-off-by: Giuseppe Barba <giuseppe.barba@st.com> Acked-by: Denis Ciocca <denis.ciocca@st.com> Signed-off-by: Jonathan Cameron <jic23@kernel.org> 2015-07-21 11:35:45 +03:00			`#define LSM303AGR_MAGN_DEV_NAME "lsm303agr_magn"`
iio:magnetometer: Add STMicroelectronics magnetometers driver 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> 2013-01-26 03:44:00 +04:00
iio:magnetometer: Removed unnecessary parameter on common_probe function Signed-off-by: Denis Ciocca <denis.ciocca@st.com> Signed-off-by: Jonathan Cameron <jic23@kernel.org> 2014-10-03 19:35:38 +04:00			`int st_magn_common_probe(struct iio_dev *indio_dev);`
iio:magnetometer: Add STMicroelectronics magnetometers driver 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> 2013-01-26 03:44:00 +04:00			`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);`
iio: st_magn: Add irq trigger handling Add irq trigger handling for magnetometer also Signed-off-by: Giuseppe Barba <giuseppe.barba@st.com> Acked-by: Denis Ciocca <denis.ciocca@st.com> Signed-off-by: Jonathan Cameron <jic23@kernel.org> 2015-07-21 11:35:43 +03:00			`int st_magn_trig_set_state(struct iio_trigger *trig, bool state);`
			`#define ST_MAGN_TRIGGER_SET_STATE (&st_magn_trig_set_state)`
iio:magnetometer: Add STMicroelectronics magnetometers driver 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> 2013-01-26 03:44:00 +04:00			`#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 */`