linux-kernel - [PATCH 4/5] HID: Add quirk to ignore the touchscreen battery on OneXPlayer X1

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20250222164321.181340-5-lkml@antheas.dev>
Date: Sat, 22 Feb 2025 17:43:20 +0100
From: Antheas Kapenekakis <lkml@...heas.dev>
To: linux-kernel@...r.kernel.org,
	linux-input@...r.kernel.org
Cc: dri-devel@...ts.freedesktop.org,
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
	Maxime Ripard <mripard@...nel.org>,
	Thomas Zimmermann <tzimmermann@...e.de>,
	David Airlie <airlied@...il.com>,
	Simona Vetter <simona@...ll.ch>,
	Jiri Kosina <jikos@...nel.org>,
	Benjamin Tissoires <bentiss@...nel.org>,
	Antheas Kapenekakis <lkml@...heas.dev>
Subject: [PATCH 4/5] HID: Add quirk to ignore the touchscreen battery on
 OneXPlayer X1

The X1 devices come with a pen-capable touchscreen, in which the HID
descriptor reports there is always a battery at 100% charge. Quirk it
to not report the battery status.

Signed-off-by: Antheas Kapenekakis <lkml@...heas.dev>
---
 drivers/hid/hid-ids.h   | 1 +
 drivers/hid/hid-input.c | 2 ++
 2 files changed, 3 insertions(+)

diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 7e400624908e..8e2fc152b089 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -1001,6 +1001,7 @@
 #define USB_VENDOR_ID_NOVATEK		0x0603
 #define USB_DEVICE_ID_NOVATEK_PCT	0x0600
 #define USB_DEVICE_ID_NOVATEK_MOUSE	0x1602
+#define I2C_DEVICE_ID_ONEXPLAYER_X1    0xF001
 
 #define USB_VENDOR_ID_NTI               0x0757
 #define USB_DEVICE_ID_USB_SUN           0x0a00
diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
index 9d80635a91eb..08e87577feef 100644
--- a/drivers/hid/hid-input.c
+++ b/drivers/hid/hid-input.c
@@ -390,6 +390,8 @@ static const struct hid_device_id hid_battery_quirks[] = {
 	 * set HID_BATTERY_QUIRK_IGNORE for all Elan I2C-HID devices.
 	 */
 	{ HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, HID_ANY_ID), HID_BATTERY_QUIRK_IGNORE },
+	{ HID_I2C_DEVICE(USB_VENDOR_ID_NOVATEK, I2C_DEVICE_ID_ONEXPLAYER_X1),
+	  HID_BATTERY_QUIRK_IGNORE },
 	{}
 };
 
-- 
2.48.1