linux-kernel - [PATCH 6.1+] HID: multitouch: Add support for lenovo Y9000P Touchpad

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>] [day] [month] [year] [list]

Message-ID: <219F185A4FC20A60+20241013022126.44197-1-wangyuli@uniontech.com>
Date: Sun, 13 Oct 2024 10:21:26 +0800
From: WangYuli <wangyuli@...ontech.com>
To: gregkh@...uxfoundation.org,
	sashal@...nel.org,
	stable@...r.kernel.org
Cc: helugang@...ontech.com,
	jkosina@...e.com,
	bentiss@...nel.org,
	linux-input@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	WangYuli <wangyuli@...ontech.com>
Subject: [PATCH 6.1+] HID: multitouch: Add support for lenovo Y9000P Touchpad

From: He Lugang <helugang@...ontech.com>

[ Upstream commit 251efae73bd46b097deec4f9986d926813aed744 ]

The 2024 Lenovo Y9000P which use GT7868Q chip also needs a fixup.
The information of the chip is as follows:
I2C HID v1.00 Mouse [GXTP5100:00 27C6:01E0]

Signed-off-by: He Lugang <helugang@...ontech.com>
Signed-off-by: Jiri Kosina <jkosina@...e.com>
Signed-off-by: WangYuli <wangyuli@...ontech.com>
---
 drivers/hid/hid-ids.h        | 1 +
 drivers/hid/hid-multitouch.c | 8 ++++++--
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 06104a4e0fdc..86820a3d9766 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -505,6 +505,7 @@
 #define USB_DEVICE_ID_GENERAL_TOUCH_WIN8_PIT_E100 0xe100
 
 #define I2C_VENDOR_ID_GOODIX		0x27c6
+#define I2C_DEVICE_ID_GOODIX_01E0	0x01e0
 #define I2C_DEVICE_ID_GOODIX_01E8	0x01e8
 #define I2C_DEVICE_ID_GOODIX_01E9	0x01e9
 #define I2C_DEVICE_ID_GOODIX_01F0	0x01f0
diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index c4a6908bbe54..847462650549 100644
--- a/drivers/hid/hid-multitouch.c
+++ b/drivers/hid/hid-multitouch.c
@@ -1446,7 +1446,8 @@ static __u8 *mt_report_fixup(struct hid_device *hdev, __u8 *rdesc,
 {
 	if (hdev->vendor == I2C_VENDOR_ID_GOODIX &&
 	    (hdev->product == I2C_DEVICE_ID_GOODIX_01E8 ||
-	     hdev->product == I2C_DEVICE_ID_GOODIX_01E9)) {
+	     hdev->product == I2C_DEVICE_ID_GOODIX_01E9 ||
+		 hdev->product == I2C_DEVICE_ID_GOODIX_01E0)) {
 		if (rdesc[607] == 0x15) {
 			rdesc[607] = 0x25;
 			dev_info(
@@ -2065,7 +2066,10 @@ static const struct hid_device_id mt_devices[] = {
 		     I2C_DEVICE_ID_GOODIX_01E8) },
 	{ .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT_NSMU,
 	  HID_DEVICE(BUS_I2C, HID_GROUP_ANY, I2C_VENDOR_ID_GOODIX,
-		     I2C_DEVICE_ID_GOODIX_01E8) },
+		     I2C_DEVICE_ID_GOODIX_01E9) },
+	{ .driver_data = MT_CLS_WIN_8_FORCE_MULTI_INPUT_NSMU,
+	  HID_DEVICE(BUS_I2C, HID_GROUP_ANY, I2C_VENDOR_ID_GOODIX,
+		     I2C_DEVICE_ID_GOODIX_01E0) },
 
 	/* GoodTouch panels */
 	{ .driver_data = MT_CLS_NSMU,
-- 
2.45.2