[PATCH 6.8 099/143] Input: allocate keycode for Display refresh rate toggle

Greg Kroah-Hartman
2024-04-11T10:13:33Z

From: Gergo Koteles <soyer@irl.hu>

[ Upstream commit cfeb98b95fff25c442f78a6f616c627bc48a26b7 ]

Newer Lenovo Yogas and Legions with 60Hz/90Hz displays send a wmi event
when Fn + R is pressed. This is intended for use to switch between the
two refresh rates.

Allocate a new KEY_REFRESH_RATE_TOGGLE keycode for it.

Signed-off-by: Gergo Koteles <soyer@irl.hu>
Acked-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Link: https://lore.kernel.org/r/15a5d08c84cf4d7b820de34ebbcf8ae2502fb3ca.1710065750.git.soyer@irl.hu
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
include/uapi/linux/input-event-codes.h | 1 +
1 file changed, 1 insertion(+)

diff --git a/include/uapi/linux/input-event-codes.h b/include/uapi/linux/input-event-codes.h
index 022a520e31fc2..03edf2ccdf6c8 100644
--- a/include/uapi/linux/input-event-codes.h
+++ b/include/uapi/linux/input-event-codes.h
@@ -602,6 +602,7 @@

#define KEY_ALS_TOGGLE 0x230 /* Ambient light sensor */
#define KEY_ROTATE_LOCK_TOGGLE 0x231 /* Display rotation lock */
+#define KEY_REFRESH_RATE_TOGGLE 0x232 /* Display refresh rate toggle */

#define KEY_BUTTONCONFIG 0x240 /* AL Button Configuration */
#define KEY_TASKMANAGER 0x241 /* AL Task/Project Manager */
--
2.43.0