Commit d99ff463 authored by Jean-Baptiste Maneyrol's avatar Jean-Baptiste Maneyrol Committed by Jonathan Cameron
Browse files

iio: move inv_icm42600 timestamp module in common 



Create new inv_sensors common modules and move inv_icm42600
timestamp module inside. This module will be used by IMUs and
also in the future by other chips.

Modify inv_icm42600 driver to use timestamp module and do some
headers cleanup.

Signed-off-by: default avatarJean-Baptiste Maneyrol <jean-baptiste.maneyrol@tdk.com>
Reviewed-by: default avatarAndy Shevchenko <andy.shevchenko@gmail.com>
Link: https://lore.kernel.org/r/20230606162147.79667-3-inv.git-commit@tdk.com


Signed-off-by: default avatarJonathan Cameron <Jonathan.Cameron@huawei.com>
parent 6e9f2d83

drivers/iio/common/Kconfig

+1 −0
Original line number Diff line number Diff line
@@ -5,6 +5,7 @@ 


source "drivers/iio/common/cros_ec_sensors/Kconfig"

source "drivers/iio/common/hid-sensors/Kconfig"

source "drivers/iio/common/inv_sensors/Kconfig"

source "drivers/iio/common/ms_sensors/Kconfig"

source "drivers/iio/common/scmi_sensors/Kconfig"

source "drivers/iio/common/ssp_sensors/Kconfig"

drivers/iio/common/Makefile

+1 −0
Original line number Diff line number Diff line
@@ -10,6 +10,7 @@ 
# When adding new entries keep the list in alphabetical order

obj-y += cros_ec_sensors/

obj-y += hid-sensors/

obj-y += inv_sensors/

obj-y += ms_sensors/

obj-y += scmi_sensors/

obj-y += ssp_sensors/

drivers/iio/common/inv_sensors/Kconfig

0 → 100644
+7 −0
Original line number Diff line number Diff line 
# SPDX-License-Identifier: GPL-2.0-only

#

# TDK-InvenSense sensors common library

#



config IIO_INV_SENSORS_TIMESTAMP

	tristate

drivers/iio/common/inv_sensors/Makefile

0 → 100644
+6 −0
Original line number Diff line number Diff line 
# SPDX-License-Identifier: GPL-2.0

#

# Makefile for TDK-InvenSense sensors module.

#



obj-$(CONFIG_IIO_INV_SENSORS_TIMESTAMP) += inv_icm42600_timestamp.o

drivers/iio/imu/inv_icm42600/inv_icm42600_timestamp.c→drivers/iio/common/inv_sensors/inv_icm42600_timestamp.c

+10 −1
Original line number Diff line number Diff line
@@ -6,8 +6,9 @@ 
#include <linux/errno.h>

#include <linux/kernel.h>

#include <linux/math64.h>

#include <linux/module.h>



#include "inv_icm42600_timestamp.h"

#include <linux/iio/common/inv_icm42600_timestamp.h>



/* internal chip period is 32kHz, 31250ns */

#define INV_ICM42600_TIMESTAMP_PERIOD		31250
@@ -54,6 +55,7 @@ void inv_icm42600_timestamp_init(struct inv_icm42600_timestamp *ts, 
	/* use theoretical value for chip period */

	inv_update_acc(&ts->chip_period, INV_ICM42600_TIMESTAMP_PERIOD);

}

EXPORT_SYMBOL_NS_GPL(inv_icm42600_timestamp_init, IIO_INV_SENSORS_TIMESTAMP);



int inv_icm42600_timestamp_update_odr(struct inv_icm42600_timestamp *ts,

				      uint32_t period, bool fifo)
@@ -66,6 +68,7 @@ int inv_icm42600_timestamp_update_odr(struct inv_icm42600_timestamp *ts, 


	return 0;

}

EXPORT_SYMBOL_NS_GPL(inv_icm42600_timestamp_update_odr, IIO_INV_SENSORS_TIMESTAMP);



static bool inv_validate_period(uint32_t period, uint32_t mult)

{
@@ -153,6 +156,7 @@ void inv_icm42600_timestamp_interrupt(struct inv_icm42600_timestamp *ts, 
	if (valid)

		inv_align_timestamp_it(ts);

}

EXPORT_SYMBOL_NS_GPL(inv_icm42600_timestamp_interrupt, IIO_INV_SENSORS_TIMESTAMP);



void inv_icm42600_timestamp_apply_odr(struct inv_icm42600_timestamp *ts,

				      uint32_t fifo_period, size_t fifo_nb,
@@ -184,3 +188,8 @@ void inv_icm42600_timestamp_apply_odr(struct inv_icm42600_timestamp *ts, 
		ts->timestamp = ts->it.up - interval;

	}

}

EXPORT_SYMBOL_NS_GPL(inv_icm42600_timestamp_apply_odr, IIO_INV_SENSORS_TIMESTAMP);



MODULE_AUTHOR("InvenSense, Inc.");

MODULE_DESCRIPTION("InvenSense sensors timestamp module");

MODULE_LICENSE("GPL");