[PATCH v2 2/3] Input: add ABS_SND_PROFILE

From: Gergo Koteles
Date: Thu Feb 09 2023 - 18:25:48 EST


ABS_SND_PROFILE used to describe the state of a multi-value sound profile
switch. This will be used for the tri-state key on OnePlus phones or other
phones.

Signed-off-by: Gergo Koteles <soyer@xxxxxx>
---
Documentation/input/event-codes.rst | 6 ++++++
drivers/hid/hid-debug.c | 1 +
include/uapi/linux/input-event-codes.h | 1 +
3 files changed, 8 insertions(+)

diff --git a/Documentation/input/event-codes.rst b/Documentation/input/event-codes.rst
index b4557462edd7..d43336e64d6a 100644
--- a/Documentation/input/event-codes.rst
+++ b/Documentation/input/event-codes.rst
@@ -241,6 +241,12 @@ A few EV_ABS codes have special meanings:
emitted only when the selected profile changes, indicating the newly
selected profile value.

+* ABS_SND_PROFILE:
+
+ - Used to describe the state of a multi-value sound profile switch.
+ An event is emitted only when the selected profile changes,
+ indicating the newly selected profile value.
+
* ABS_MT_<name>:

- Used to describe multitouch input events. Please see
diff --git a/drivers/hid/hid-debug.c b/drivers/hid/hid-debug.c
index e213bdde543a..76fb2ecbbc51 100644
--- a/drivers/hid/hid-debug.c
+++ b/drivers/hid/hid-debug.c
@@ -1018,6 +1018,7 @@ static const char *absolutes[ABS_CNT] = {
[ABS_DISTANCE] = "Distance", [ABS_TILT_X] = "XTilt",
[ABS_TILT_Y] = "YTilt", [ABS_TOOL_WIDTH] = "ToolWidth",
[ABS_VOLUME] = "Volume", [ABS_PROFILE] = "Profile",
+ [ABS_SND_PROFILE] = "SoundProfile",
[ABS_MISC] = "Misc",
[ABS_MT_TOUCH_MAJOR] = "MTMajor",
[ABS_MT_TOUCH_MINOR] = "MTMinor",
diff --git a/include/uapi/linux/input-event-codes.h b/include/uapi/linux/input-event-codes.h
index 022a520e31fc..e765a8f9a3ae 100644
--- a/include/uapi/linux/input-event-codes.h
+++ b/include/uapi/linux/input-event-codes.h
@@ -866,6 +866,7 @@

#define ABS_VOLUME 0x20
#define ABS_PROFILE 0x21
+#define ABS_SND_PROFILE 0x22

#define ABS_MISC 0x28

--
2.39.1