From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E09373655F0 for ; Tue, 14 Jul 2026 03:04:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783998289; cv=none; b=RsTLJd/Gc9ivjxmcO9uAY4NJzhV5x37fX9vGeJRK7gh0VrR7DQQCyLpPBiFyvXfMtytKSxbiJuG5el5/IYqzEoSrzTuDNFgoSy6S3vFd665ZqCW/emkUBxW/PC7fXZ5N033se/fedMl7gP7YIXhTMjBJMkaIuP2PFPii0keNwDI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783998289; c=relaxed/simple; bh=G2SgSMHOQydfgWebSTERv6HYUGw+/MdQwG5a6v/VgKo=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Or8/n6DMFmO07iwR1VjMoD82q3Jhsm2BecQIbe1edcYq4EF2uNvBl7MelnHhOsNy5MTCpAlYHSXgjHOiX2rcp2QWrNUELrnqSr/KDfoD+yGfko/ncQ+xBO57tFrKBiZLRrUH7Bjw4q4obB3LUGydg5eU6gg4DwrOPM3MfU5O9tY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=bGhBzRU1; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="bGhBzRU1" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3DB141F00A3D; Tue, 14 Jul 2026 03:04:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1783998287; bh=j0BkXq3kTwJRJEnGWd+p3VoP4qToPykPxZzjyCneL90=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=bGhBzRU1YUwdyp9xmJj+7OKwwFS7x5lvTpkriV6ubzj9qYlRHWy/1stnX+irM1wRC b/3L7Vw4X1FXb2tHcK7xbNtKSBjrlrO+9m760dYfROMQ6txJbiN/2GJo1HlK5oxi1U VAdnc7TSTj6o3JS3XlVq66dWnWZ18Hch3ieYYd9EGArn9WvKhJhW5493kSqb+UULoM bf72Anco1kcnMBqpZgPU8Sa3PlqFD1G4R+KGYxxG+qo6b8cqI5MMSJMqudaKOovpfO +t1+e4ZpVo9a8npamk39zllXs8/n0ymlg7fSpudaVGHUO4RgVfReOKQqUYUKH1ljr5 3JROAkquBwedw== From: Sasha Levin To: stable@vger.kernel.org Cc: Jean-Baptiste Maneyrol , Andy Shevchenko , Jonathan Cameron , Sasha Levin Subject: [PATCH 5.10.y 2/8] iio: move inv_icm42600 timestamp module in common Date: Mon, 13 Jul 2026 23:04:38 -0400 Message-ID: <20260714030444.2382550-2-sashal@kernel.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260714030444.2382550-1-sashal@kernel.org> References: <2026071317-litmus-defame-e23c@gregkh> <20260714030444.2382550-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Jean-Baptiste Maneyrol [ Upstream commit d99ff463ecf651437e9e4abe68f331dfb6b5bd9d ] 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: Jean-Baptiste Maneyrol Reviewed-by: Andy Shevchenko Link: https://lore.kernel.org/r/20230606162147.79667-3-inv.git-commit@tdk.com Signed-off-by: Jonathan Cameron Stable-dep-of: affe3f077d7a ("iio: imu: inv_icm42600: fix timestamping by limiting FIFO reading") Signed-off-by: Sasha Levin --- drivers/iio/common/Kconfig | 1 + drivers/iio/common/Makefile | 1 + drivers/iio/common/inv_sensors/Kconfig | 7 +++++++ drivers/iio/common/inv_sensors/Makefile | 6 ++++++ .../inv_sensors}/inv_icm42600_timestamp.c | 11 ++++++++++- drivers/iio/imu/inv_icm42600/Kconfig | 1 + drivers/iio/imu/inv_icm42600/Makefile | 1 - drivers/iio/imu/inv_icm42600/inv_icm42600_accel.c | 5 +++-- drivers/iio/imu/inv_icm42600/inv_icm42600_buffer.c | 5 +++-- drivers/iio/imu/inv_icm42600/inv_icm42600_core.c | 4 +++- drivers/iio/imu/inv_icm42600/inv_icm42600_gyro.c | 5 +++-- .../linux/iio/common}/inv_icm42600_timestamp.h | 0 12 files changed, 38 insertions(+), 9 deletions(-) create mode 100644 drivers/iio/common/inv_sensors/Kconfig create mode 100644 drivers/iio/common/inv_sensors/Makefile rename drivers/iio/{imu/inv_icm42600 => common/inv_sensors}/inv_icm42600_timestamp.c (91%) rename {drivers/iio/imu/inv_icm42600 => include/linux/iio/common}/inv_icm42600_timestamp.h (100%) diff --git a/drivers/iio/common/Kconfig b/drivers/iio/common/Kconfig index 2b9ee9161abdc9..9279803453d9d3 100644 --- a/drivers/iio/common/Kconfig +++ b/drivers/iio/common/Kconfig @@ -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/ssp_sensors/Kconfig" source "drivers/iio/common/st_sensors/Kconfig" diff --git a/drivers/iio/common/Makefile b/drivers/iio/common/Makefile index 4bc30bb548e2d5..266ddba5d843da 100644 --- a/drivers/iio/common/Makefile +++ b/drivers/iio/common/Makefile @@ -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 += ssp_sensors/ obj-y += st_sensors/ diff --git a/drivers/iio/common/inv_sensors/Kconfig b/drivers/iio/common/inv_sensors/Kconfig new file mode 100644 index 00000000000000..28815fb431573d --- /dev/null +++ b/drivers/iio/common/inv_sensors/Kconfig @@ -0,0 +1,7 @@ +# SPDX-License-Identifier: GPL-2.0-only +# +# TDK-InvenSense sensors common library +# + +config IIO_INV_SENSORS_TIMESTAMP + tristate diff --git a/drivers/iio/common/inv_sensors/Makefile b/drivers/iio/common/inv_sensors/Makefile new file mode 100644 index 00000000000000..93bddb9356b833 --- /dev/null +++ b/drivers/iio/common/inv_sensors/Makefile @@ -0,0 +1,6 @@ +# SPDX-License-Identifier: GPL-2.0 +# +# Makefile for TDK-InvenSense sensors module. +# + +obj-$(CONFIG_IIO_INV_SENSORS_TIMESTAMP) += inv_icm42600_timestamp.o diff --git a/drivers/iio/imu/inv_icm42600/inv_icm42600_timestamp.c b/drivers/iio/common/inv_sensors/inv_icm42600_timestamp.c similarity index 91% rename from drivers/iio/imu/inv_icm42600/inv_icm42600_timestamp.c rename to drivers/iio/common/inv_sensors/inv_icm42600_timestamp.c index d3d560eaa7d8ed..f1a144fbd9b096 100644 --- a/drivers/iio/imu/inv_icm42600/inv_icm42600_timestamp.c +++ b/drivers/iio/common/inv_sensors/inv_icm42600_timestamp.c @@ -6,8 +6,9 @@ #include #include #include +#include -#include "inv_icm42600_timestamp.h" +#include /* 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) { @@ -150,6 +153,7 @@ void inv_icm42600_timestamp_interrupt(struct inv_icm42600_timestamp *ts, ts->timestamp += delta; } } +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, @@ -181,3 +185,8 @@ 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"); diff --git a/drivers/iio/imu/inv_icm42600/Kconfig b/drivers/iio/imu/inv_icm42600/Kconfig index 50cbcfcb6cf18c..f56b0816cc4db2 100644 --- a/drivers/iio/imu/inv_icm42600/Kconfig +++ b/drivers/iio/imu/inv_icm42600/Kconfig @@ -3,6 +3,7 @@ config INV_ICM42600 tristate select IIO_BUFFER + select IIO_INV_SENSORS_TIMESTAMP config INV_ICM42600_I2C tristate "InvenSense ICM-426xx I2C driver" diff --git a/drivers/iio/imu/inv_icm42600/Makefile b/drivers/iio/imu/inv_icm42600/Makefile index 291714d9aa54f2..0f49f6df3647bb 100644 --- a/drivers/iio/imu/inv_icm42600/Makefile +++ b/drivers/iio/imu/inv_icm42600/Makefile @@ -6,7 +6,6 @@ inv-icm42600-y += inv_icm42600_gyro.o inv-icm42600-y += inv_icm42600_accel.o inv-icm42600-y += inv_icm42600_temp.o inv-icm42600-y += inv_icm42600_buffer.o -inv-icm42600-y += inv_icm42600_timestamp.o obj-$(CONFIG_INV_ICM42600_I2C) += inv-icm42600-i2c.o inv-icm42600-i2c-y += inv_icm42600_i2c.o diff --git a/drivers/iio/imu/inv_icm42600/inv_icm42600_accel.c b/drivers/iio/imu/inv_icm42600/inv_icm42600_accel.c index b05ab6c04d97e8..473d68b45935f6 100644 --- a/drivers/iio/imu/inv_icm42600/inv_icm42600_accel.c +++ b/drivers/iio/imu/inv_icm42600/inv_icm42600_accel.c @@ -10,14 +10,15 @@ #include #include #include -#include + #include +#include +#include #include #include "inv_icm42600.h" #include "inv_icm42600_temp.h" #include "inv_icm42600_buffer.h" -#include "inv_icm42600_timestamp.h" #define INV_ICM42600_ACCEL_CHAN(_modifier, _index, _ext_info) \ { \ diff --git a/drivers/iio/imu/inv_icm42600/inv_icm42600_buffer.c b/drivers/iio/imu/inv_icm42600/inv_icm42600_buffer.c index f29c3e8531e6fb..afaaa45477a967 100644 --- a/drivers/iio/imu/inv_icm42600/inv_icm42600_buffer.c +++ b/drivers/iio/imu/inv_icm42600/inv_icm42600_buffer.c @@ -9,11 +9,12 @@ #include #include #include -#include + #include +#include +#include #include "inv_icm42600.h" -#include "inv_icm42600_timestamp.h" #include "inv_icm42600_buffer.h" /* FIFO header: 1 byte */ diff --git a/drivers/iio/imu/inv_icm42600/inv_icm42600_core.c b/drivers/iio/imu/inv_icm42600/inv_icm42600_core.c index 7f588bd7a5f797..96777ca4176016 100644 --- a/drivers/iio/imu/inv_icm42600/inv_icm42600_core.c +++ b/drivers/iio/imu/inv_icm42600/inv_icm42600_core.c @@ -15,11 +15,12 @@ #include #include #include + +#include #include #include "inv_icm42600.h" #include "inv_icm42600_buffer.h" -#include "inv_icm42600_timestamp.h" static const struct regmap_range_cfg inv_icm42600_regmap_ranges[] = { { @@ -798,3 +799,4 @@ EXPORT_SYMBOL_GPL(inv_icm42600_pm_ops); MODULE_AUTHOR("InvenSense, Inc."); MODULE_DESCRIPTION("InvenSense ICM-426xx device driver"); MODULE_LICENSE("GPL"); +MODULE_IMPORT_NS(IIO_INV_SENSORS_TIMESTAMP); diff --git a/drivers/iio/imu/inv_icm42600/inv_icm42600_gyro.c b/drivers/iio/imu/inv_icm42600/inv_icm42600_gyro.c index 550e083c93edb5..1a019ebca4c791 100644 --- a/drivers/iio/imu/inv_icm42600/inv_icm42600_gyro.c +++ b/drivers/iio/imu/inv_icm42600/inv_icm42600_gyro.c @@ -10,14 +10,15 @@ #include #include #include -#include + #include +#include +#include #include #include "inv_icm42600.h" #include "inv_icm42600_temp.h" #include "inv_icm42600_buffer.h" -#include "inv_icm42600_timestamp.h" #define INV_ICM42600_GYRO_CHAN(_modifier, _index, _ext_info) \ { \ diff --git a/drivers/iio/imu/inv_icm42600/inv_icm42600_timestamp.h b/include/linux/iio/common/inv_icm42600_timestamp.h similarity index 100% rename from drivers/iio/imu/inv_icm42600/inv_icm42600_timestamp.h rename to include/linux/iio/common/inv_icm42600_timestamp.h -- 2.53.0