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-rw-r--r--Documentation/input/event-codes.rst6
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/input/event-codes.rst b/Documentation/input/event-codes.rst
index 4424cbff251f..77a6c9b3956d 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