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| author |   Benjamin Tissoires <benjamin.tissoires@redhat.com> | 2016-03-17 17:12:54 -0700 |
|---|---|---|
| committer |   Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2016-03-17 17:15:57 -0700 |
| commit | 82be788c96ed5978d3cb4a00079e26b981a3df3f (patch) | |
| tree | b8f48bbcdcba276876010c0f47c123e2342645ef /drivers/input/mouse/synaptics.c | |
| parent | Input: synaptics-rmi4 - remove check of Non-NULL array (diff) | |
| download | linux-dev-82be788c96ed5978d3cb4a00079e26b981a3df3f.tar.xz linux-dev-82be788c96ed5978d3cb4a00079e26b981a3df3f.zip | |
Input: synaptics - handle spurious release of trackstick buttons, again
Looks like the fimware 8.2 still has the extra buttons spurious release
bug.
Link: https://bugzilla.kernel.org/show_bug.cgi?id=114321
Cc: stable@vger.kernel.org
Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers/input/mouse/synaptics.c')
| -rw-r--r-- | drivers/input/mouse/synaptics.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c index 6025eb430c0a..a41d8328c064 100644 --- a/drivers/input/mouse/synaptics.c +++ b/drivers/input/mouse/synaptics.c @@ -862,8 +862,9 @@ 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; |