From cb6fcfe5a7e9197ceb7e9eec56e9c526e4e76354 Mon Sep 17 00:00:00 2001

From: Benjamin Tissoires <benjamin.tissoires@redhat.com>

Date: Mon, 14 Mar 2016 19:37:12 +0100

Subject: [PATCH] Input: synaptics - handle spurious release of trackstick

 buttons, again

Looks like the fimware 8.2 stall has the extra buttons spurious release

bug.

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>

---

 drivers/input/mouse/synaptics.c | 3 ++-

 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c

index 6025eb4..4ef8d7a 100644

--- a/drivers/input/mouse/synaptics.c

+++ b/drivers/input/mouse/synaptics.c

@@ -863,7 +863,8 @@ static void synaptics_report_ext_buttons(struct psmouse *psmouse,

 		return;

 	/* Bug in FW 8.1, buttons are reported only when ExtBit is 1 */

-	if (SYN_ID_FULL(priv->identity) == 0x801 &&

+	if ((SYN_ID_FULL(priv->identity) == 0x801 ||

+	     SYN_ID_FULL(priv->identity) == 0x802) &&

 	    !((psmouse->packet[0] ^ psmouse->packet[3]) & 0x02))

 		return;

-- 

2.5.0