linux-kernel - [PATCH] platform/x86: dell-wmi: Ignore suspend notifications

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Message-Id: <20241014220529.397390-1-W_Armin@gmx.de>
Date: Tue, 15 Oct 2024 00:05:29 +0200
From: Armin Wolf <W_Armin@....de>
To: pali@...nel.org
Cc: hdegoede@...hat.com,
	ilpo.jarvinen@...ux.intel.com,
	platform-driver-x86@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	siddharth.manthan@...il.com
Subject: [PATCH] platform/x86: dell-wmi: Ignore suspend notifications

Some machines like the Dell G15 5155 emit WMI events when
suspending/resuming. Ignore those WMI events.

Tested-by: siddharth.manthan@...il.com
Signed-off-by: Armin Wolf <W_Armin@....de>
---
For some reason mjg59@...f.ucam.org causes a local error in processing.
---
 drivers/platform/x86/dell/dell-wmi-base.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/drivers/platform/x86/dell/dell-wmi-base.c b/drivers/platform/x86/dell/dell-wmi-base.c
index 502783a7adb1..24fd7ffadda9 100644
--- a/drivers/platform/x86/dell/dell-wmi-base.c
+++ b/drivers/platform/x86/dell/dell-wmi-base.c
@@ -264,6 +264,15 @@ static const struct key_entry dell_wmi_keymap_type_0010[] = {
 	/*Speaker Mute*/
 	{ KE_KEY, 0x109, { KEY_MUTE} },

+	/* S2Idle screen off */
+	{ KE_IGNORE, 0x120, { KEY_RESERVED }},
+
+	/* Leaving S4 or S2Idle suspend */
+	{ KE_IGNORE, 0x130, { KEY_RESERVED }},
+
+	/* Entering S2Idle suspend */
+	{ KE_IGNORE, 0x140, { KEY_RESERVED }},
+
 	/* Mic mute */
 	{ KE_KEY, 0x150, { KEY_MICMUTE } },

--
2.39.5