Commit b5e65ae5 authored by Youwan Wang's avatar Youwan Wang Committed by Jiri Kosina
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HID: multitouch: Add quirk for Hantick 5288 touchpad 



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: default avatarEnze Xie <enze@nfschina.com>
Signed-off-by: default avatarYouwan Wang <youwan@nfschina.com>
Signed-off-by: default avatarJiri Kosina <jkosina@suse.com>
parent 50420d7c

drivers/hid/hid-multitouch.c

+5 −0
Original line number Diff line number Diff line
@@ -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) },