[3.19.y-ckt stable] Patch "Input: synaptics - handle spurious release of trackstick buttons, again" has been added to the 3.19.y-ckt tree
Kamal Mostafa
kamal at canonical.com
Sat Apr 2 00:50:51 UTC 2016
This is a note to let you know that I have just added a patch titled
Input: synaptics - handle spurious release of trackstick buttons, again
to the linux-3.19.y-queue branch of the 3.19.y-ckt extended stable tree
which can be found at:
http://kernel.ubuntu.com/git/ubuntu/linux.git/log/?h=linux-3.19.y-queue
This patch is scheduled to be released in version 3.19.8-ckt18.
If you, or anyone else, feels it should not be added to this tree, please
reply to this email.
For more information about the 3.19.y-ckt tree, see
https://wiki.ubuntu.com/Kernel/Dev/ExtendedStable
Thanks.
-Kamal
---8<------------------------------------------------------------
>From f31c8a640e35286bc37e8548507485d81419e1fb Mon Sep 17 00:00:00 2001
From: Benjamin Tissoires <benjamin.tissoires at redhat.com>
Date: Thu, 17 Mar 2016 17:12:54 -0700
Subject: Input: synaptics - handle spurious release of trackstick buttons,
again
commit 82be788c96ed5978d3cb4a00079e26b981a3df3f upstream.
Looks like the fimware 8.2 still has the extra buttons spurious release
bug.
Link: https://bugzilla.kernel.org/show_bug.cgi?id=114321
Signed-off-by: Benjamin Tissoires <benjamin.tissoires at redhat.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov at gmail.com>
Signed-off-by: Kamal Mostafa <kamal at canonical.com>
---
drivers/input/mouse/synaptics.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index 826ef3d..1de070a 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -840,8 +840,9 @@ static void synaptics_report_ext_buttons(struct psmouse *psmouse,
if (!SYN_CAP_MULTI_BUTTON_NO(priv->ext_cap))
return;
- /* Bug in FW 8.1, buttons are reported only when ExtBit is 1 */
- if (SYN_ID_FULL(priv->identity) == 0x801 &&
+ /* Bug in FW 8.1 & 8.2, buttons are reported only when ExtBit is 1 */
+ if ((SYN_ID_FULL(priv->identity) == 0x801 ||
+ SYN_ID_FULL(priv->identity) == 0x802) &&
!((psmouse->packet[0] ^ psmouse->packet[3]) & 0x02))
return;
--
2.7.4
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