This is a note to let you know that I've just added the patch titled
platform/x86: acer-wmi: Ignore AC events
to the 5.15-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
platform-x86-acer-wmi-ignore-ac-events.patch
and it can be found in the queue-5.15 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit a53b3af4e32387e76161acab3f4296a0c9d681a1
Author: Armin Wolf <W_Armin@xxxxxx>
Date: Sun Jan 19 21:17:22 2025 +0100
platform/x86: acer-wmi: Ignore AC events
[ Upstream commit f6bfa25c6665f8721421ea94fe506cc22f1d4b43 ]
On the Acer Swift SFG14-41, the events 8 - 1 and 8 - 0 are printed on
AC connect/disconnect. Ignore those events to avoid spamming the
kernel log with error messages.
Reported-by: Farhan Anwar <farhan.anwar8@xxxxxxxxx>
Closes: https://lore.kernel.org/platform-driver-x86/2ffb529d-e7c8-4026-a3b8-120c8e7afec8@xxxxxxxxx
Tested-by: Rayan Margham <rayanmargham4@xxxxxxxxx>
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@xxxxxxxxxxxxxxx>
Signed-off-by: Armin Wolf <W_Armin@xxxxxx>
Link: https://lore.kernel.org/r/20250119201723.11102-2-W_Armin@xxxxxx
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@xxxxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c
index 82516796a53b0..7ef80f517e76e 100644
--- a/drivers/platform/x86/acer-wmi.c
+++ b/drivers/platform/x86/acer-wmi.c
@@ -88,6 +88,7 @@ enum acer_wmi_event_ids {
WMID_HOTKEY_EVENT = 0x1,
WMID_ACCEL_OR_KBD_DOCK_EVENT = 0x5,
WMID_GAMING_TURBO_KEY_EVENT = 0x7,
+ WMID_AC_EVENT = 0x8,
};
static const struct key_entry acer_wmi_keymap[] __initconst = {
@@ -2067,6 +2068,9 @@ static void acer_wmi_notify(u32 value, void *context)
if (return_value.key_num == 0x4)
acer_toggle_turbo();
break;
+ case WMID_AC_EVENT:
+ /* We ignore AC events here */
+ break;
default:
pr_warn("Unknown function number - %d - %d\n",
return_value.function, return_value.key_num);
