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Subject[PATCH 04/25] HID: multitouch: ensure that serial devices make no use of contact count
Date
The serial protocol makes contact count a redondant information, and
sometimes it is not reliable (TRS-Star are in this case).
Disabling the use of contact count for these devices is thus safer.

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@gmail.com>
---
drivers/hid/hid-multitouch.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/hid/hid-multitouch.c b/drivers/hid/hid-multitouch.c
index 8d0a9f9..0566fd4 100644
--- a/drivers/hid/hid-multitouch.c
+++ b/drivers/hid/hid-multitouch.c
@@ -761,6 +761,7 @@ static void mt_post_parse_default_settings(struct mt_device *td)
quirks &= ~MT_QUIRK_NOT_SEEN_MEANS_UP;
quirks &= ~MT_QUIRK_VALID_IS_INRANGE;
quirks &= ~MT_QUIRK_VALID_IS_CONFIDENCE;
+ quirks &= ~MT_QUIRK_CONTACT_CNT_ACCURATE;
}

td->mtclass.quirks = quirks;
--
1.8.1


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