[v4 04/14] iio: add modifers for pitch, yaw, roll

From: Andrea Merello <andrea.merello@gmail.com>
To: jic23@kernel.org, mchehab+huawei@kernel.org,
	linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org,
	devicetree@vger.kernel.org
Cc: lars@metafoo.de, robh+dt@kernel.org, andy.shevchenko@gmail.com,
	matt.ranostay@konsulko.com, ardeleanalex@gmail.com,
	jacopo@jmondi.org, Andrea Merello <andrea.merello@iit.it>
Subject: [v4 04/14] iio: add modifers for pitch, yaw, roll
Date: Fri, 15 Apr 2022 14:59:55 +0200	[thread overview]
Message-ID: <20220415130005.85879-5-andrea.merello@gmail.com> (raw)
In-Reply-To: <20220415130005.85879-1-andrea.merello@gmail.com>

From: Andrea Merello <andrea.merello@iit.it>

This patch adds modifiers for reporting rotations as euler angles (i.e.
yaw, pitch and roll).

Signed-off-by: Andrea Merello <andrea.merello@iit.it>
---
 drivers/iio/industrialio-core.c | 3 +++
 include/uapi/linux/iio/types.h  | 3 +++
 2 files changed, 6 insertions(+)

diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c
index d087b2607cc9..aa5f98d3b334 100644
--- a/drivers/iio/industrialio-core.c
+++ b/drivers/iio/industrialio-core.c
@@ -137,6 +137,9 @@ static const char * const iio_modifier_names[] = {
 	[IIO_MOD_LINEAR_X] = "linear_x",
 	[IIO_MOD_LINEAR_Y] = "linear_y",
 	[IIO_MOD_LINEAR_Z] = "linear_z",
+	[IIO_MOD_PITCH] = "pitch",
+	[IIO_MOD_YAW] = "yaw",
+	[IIO_MOD_ROLL] = "roll",
 };
 
 /* relies on pairs of these shared then separate */
diff --git a/include/uapi/linux/iio/types.h b/include/uapi/linux/iio/types.h
index 0993f6b697fc..4853701ba70d 100644
--- a/include/uapi/linux/iio/types.h
+++ b/include/uapi/linux/iio/types.h
@@ -98,6 +98,9 @@ enum iio_modifier {
 	IIO_MOD_LINEAR_X,
 	IIO_MOD_LINEAR_Y,
 	IIO_MOD_LINEAR_Z,
+	IIO_MOD_PITCH,
+	IIO_MOD_YAW,
+	IIO_MOD_ROLL,
 };
 
 enum iio_event_type {
-- 
2.17.1

