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 7263720B217; Sun, 26 Jan 2025 15:02:31 +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=1737903751; cv=none; b=ORb2Qpt7wtQSGmCGvv5DFUrF9yI7xdJ/irspHK9U/ol91M3CVGF4sBqWZ5wMCWsCBm81Rr6IP3+z7VHbb+Ic4Chcqghrnz4ZC/2NYn1Gl+0gYpQ3BJ5xwWfu8faJGhY+rahZAr5Erismj9B7A3SVADJVZdB0pk/iNZmXjNiwL4U= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1737903751; c=relaxed/simple; bh=UxDtir6KIQ2RGr7VqMhs5XzKoRvly/KWG8bhp7yp+Q4=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=U0KMvb88xt40P86iQRDdKrAnyEcWe2SHMXcAAiiU2TA92XwPUzODZmGpxtIxfX+MyhHMbFTZyKXemjESrsf/3iOp5FSVTgHc0NAsATy5cjYePvpMg/nT8KL/8kZI3EtfwilGBbwyguqCjt2iU/YQq5x9jIGxxKHBCpxFFYR7Pxs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=c8pLO9h0; 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="c8pLO9h0" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3DD24C4CEE2; Sun, 26 Jan 2025 15:02:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1737903751; bh=UxDtir6KIQ2RGr7VqMhs5XzKoRvly/KWG8bhp7yp+Q4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=c8pLO9h0OdYpa12znscb0Z46812ZT6Iy1Y4b9QdkyidZvMVIgepePbHKi0ilXX1Se HoqIZS+9RRGmnjmMd61Vqm0S3SvNtdqSgQY1DwbUPpzB/ISkvlc/DkYx2ATgNi6BBn XaSKlVsmh4GYoK2LJew1ddc9xl4PFVZkX3/88EroGnZLPIC2Z5iDxzdjoeDoO6esEy usDrvQvdX2XeYjRpSe+b1ySaSj0aLtxldICYSZ0INPBP4lhiQsRrarShJv7jz91tNQ FLyxRfdxQugxcgS2bXvRe+hSnmyu2Df/1QsMT3i5wsnQGmqi14f852/TJIdIiyBTwF Zk0OIviD1q04w== 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 6.12 11/29] HID: multitouch: Add quirk for Hantick 5288 touchpad Date: Sun, 26 Jan 2025 10:01:52 -0500 Message-Id: <20250126150210.955385-11-sashal@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250126150210.955385-1-sashal@kernel.org> References: <20250126150210.955385-1-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 6.12.11 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 d1b7ccfb3e051..160bab6e50cda 100644 --- a/drivers/hid/hid-multitouch.c +++ b/drivers/hid/hid-multitouch.c @@ -2308,6 +2308,11 @@ 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