From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id CEF6419D892; Sun, 26 Jan 2025 15:01:24 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1737903684; cv=none; b=J/EkWM4QynuDw/UBRnuyDSMaTy3puR9uf3CBLUdMlJYuNzptN3Ozb0NCsJwyQq29F6Xza2YJwrp3i8q8nGAVeG/HTklN2zDx7Mc5vYzW/VXv/AQjyNlC49hINxW39z3JkQfoLgurOa51BX/rUC79xvYF56rBHwTaoDy9Z3Kn3HQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1737903684; c=relaxed/simple; bh=MH9EErzQ/ORF1jDEw+hxeb4L95Si43oWN24TKIPfhYU=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=BGvELVUBz1qkwYlfVNeDQeCPh3sbe8uhejgZu6s8LILxOLndOahQgEJe7zpgypCVIOi444AxjLTHmJMhJDZ+pqVEptw9+KyyS6H/XAtlXD1bditJrNvhRzypsxBiHN/8qsv/JafJcFzr6nWm5IxjSnQqYDbBcAQIM9hoX1ZG4vw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=E2AbKkaV; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="E2AbKkaV" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3EE4DC4CED3; Sun, 26 Jan 2025 15:01:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1737903684; bh=MH9EErzQ/ORF1jDEw+hxeb4L95Si43oWN24TKIPfhYU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=E2AbKkaV8oaSce7N5nOvu4nsKkWusRjbZ0hATMrY7WmG9ve/a74iSW0VGK2MltACW uspzVf8/c2phIyQzK4D45y8bDu7/gQokSBWpyqvXkVYjIbq6aroVGKoUfnNMJhNyA/ /eunZdYJsOsDexQHyNqH01KYfT1hb1ztOVJWlWSQdWrwU7GjHmFrdt4t8K2/sMfmbH btkylbxT0I6tkvQqGQH+oN3PuaZ/Cl/v38Vb3fV8aw4x+0aDz1aVPA4h3K9NQLTgqZ ac/p2vltgK+u8LWMYZ3f3xxpKh05WtrdqQ3bcdlES/6BxSHYh+xyKuJkCPEwG8SSFg 4sAeQpCbUHkXQ== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Youwan Wang , Enze Xie , Jiri Kosina , Sasha Levin , jikos@kernel.org, bentiss@kernel.org, linux-input@vger.kernel.org Subject: [PATCH AUTOSEL 6.13 15/35] HID: multitouch: Add quirk for Hantick 5288 touchpad Date: Sun, 26 Jan 2025 10:00:09 -0500 Message-Id: <20250126150029.953021-15-sashal@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250126150029.953021-1-sashal@kernel.org> References: <20250126150029.953021-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 6.13 Content-Transfer-Encoding: 8bit From: Youwan Wang [ Upstream commit b5e65ae557da9fd17b08482ee44ee108ba636182 ] This device sometimes doesn't send touch release signals when moving from >=2 fingers to <2 fingers. Using MT_QUIRK_NOT_SEEN_MEANS_UP instead of MT_QUIRK_ALWAYS_VALID makes sure that no touches become stuck. Signed-off-by: Enze Xie Signed-off-by: Youwan Wang Signed-off-by: Jiri Kosina Signed-off-by: Sasha Levin --- drivers/hid/hid-multitouch.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c index 65023bfe30ed2..85c5d4a2d006d 100644 --- a/drivers/hid/hid-multitouch.c +++ b/drivers/hid/hid-multitouch.c @@ -2314,6 +2314,11 @@ static const struct hid_device_id mt_devices[] = { HID_DEVICE(HID_BUS_ANY, HID_GROUP_ANY, USB_VENDOR_ID_SIS_TOUCH, HID_ANY_ID) }, + /* Hantick */ + { .driver_data = MT_CLS_NSMU, + HID_DEVICE(BUS_I2C, HID_GROUP_MULTITOUCH_WIN_8, + I2C_VENDOR_ID_HANTICK, I2C_PRODUCT_ID_HANTICK_5288) }, + /* Generic MT device */ { HID_DEVICE(HID_BUS_ANY, HID_GROUP_MULTITOUCH, HID_ANY_ID, HID_ANY_ID) }, -- 2.39.5