linux-stable.git/drivers/input/mouse, branch v3.18.48 Linux kernel stable tree Input: elantech - add more IC body types to the list 2016-07-12T12:47:04+00:00 Dmitry Torokhov dmitry.torokhov@gmail.com 2016-06-21T23:09:00+00:00 d7c7764d1284c3a4d26a6f7d5c099c5887d24b72 [ Upstream commit 226ba707744a51acb4244724e09caacb1d96aed9 ] The touchpad in HP Pavilion 14-ab057ca reports it's version as 12 and according to Elan both 11 and 12 are valid IC types and should be identified as hw_version 4. Reported-by: Patrick Lessard <Patrick.Lessard@cogeco.com> Tested-by: Patrick Lessard <Patrick.Lessard@cogeco.com> Cc: stable@vger.kernel.org Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> Signed-off-by: Sasha Levin <sasha.levin@oracle.com> 
[ Upstream commit 226ba707744a51acb4244724e09caacb1d96aed9 ]

The touchpad in HP Pavilion 14-ab057ca reports it's version as 12 and
according to Elan both 11 and 12 are valid IC types and should be
identified as hw_version 4.

Reported-by: Patrick Lessard <Patrick.Lessard@cogeco.com>
Tested-by: Patrick Lessard <Patrick.Lessard@cogeco.com>
Cc: stable@vger.kernel.org
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
Input: elantech - add new icbody type 2016-07-12T12:47:04+00:00 洪一竹 sam.hung@emc.com.tw 2015-06-05T05:00:24+00:00 1ae28df208a1251b6e105cb6121696354298e684 [ Upstream commit 692dd1916436164e228608803dfb6cb768d6355a ] This adds new icbody type to the list recognized by Elantech PS/2 driver. Cc: stable@vger.kernel.org Signed-off-by: Sam Hung <sam.hung@emc.com.tw> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> Signed-off-by: Sasha Levin <sasha.levin@oracle.com> 
[ Upstream commit 692dd1916436164e228608803dfb6cb768d6355a ]

This adds new icbody type to the list recognized by Elantech PS/2 driver.

Cc: stable@vger.kernel.org
Signed-off-by: Sam Hung <sam.hung@emc.com.tw>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
Input: synaptics - handle spurious release of trackstick buttons, again 2016-04-18T12:49:34+00:00 Benjamin Tissoires benjamin.tissoires@redhat.com 2016-03-18T00:12:54+00:00 8eefdb0cfd7d4285ba26a21544a94a630c4d2d6b [ Upstream commit 82be788c96ed5978d3cb4a00079e26b981a3df3f ] 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> Signed-off-by: Sasha Levin <sasha.levin@oracle.com> 
[ Upstream commit 82be788c96ed5978d3cb4a00079e26b981a3df3f ]

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>
Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
Input: elantech - mark protocols v2 and v3 as semi-mt 2016-02-10T03:56:36+00:00 Benjamin Tissoires benjamin.tissoires@redhat.com 2016-01-12T01:35:38+00:00 419c98a61bbd99c0db5019001b9f12929304611b [ Upstream commit 6544a1df11c48c8413071aac3316792e4678fbfb ] When using a protocol v2 or v3 hardware, elantech uses the function elantech_report_semi_mt_data() to report data. This devices are rather creepy because if num_finger is 3, (x2,y2) is (0,0). Yes, only one valid touch is reported. Anyway, userspace (libinput) is now confused by these (0,0) touches, and detect them as palm, and rejects them. Commit 3c0213d17a09 ("Input: elantech - fix semi-mt protocol for v3 HW") was sufficient enough for xf86-input-synaptics and libinput before it has palm rejection. Now we need to actually tell libinput that this device is a semi-mt one and it should not rely on the actual values of the 2 touches. Cc: stable@vger.kernel.org Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> Signed-off-by: Sasha Levin <sasha.levin@oracle.com> 
[ Upstream commit 6544a1df11c48c8413071aac3316792e4678fbfb ]

When using a protocol v2 or v3 hardware, elantech uses the function
elantech_report_semi_mt_data() to report data. This devices are rather
creepy because if num_finger is 3, (x2,y2) is (0,0). Yes, only one valid
touch is reported.

Anyway, userspace (libinput) is now confused by these (0,0) touches,
and detect them as palm, and rejects them.

Commit 3c0213d17a09 ("Input: elantech - fix semi-mt protocol for v3 HW")
was sufficient enough for xf86-input-synaptics and libinput before it has
palm rejection. Now we need to actually tell libinput that this device is
a semi-mt one and it should not rely on the actual values of the 2 touches.

Cc: stable@vger.kernel.org
Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
Input: psmouse - add small delay for IBM trackpoint pass-through mode 2015-12-03T04:25:32+00:00 Stefan Assmann sassmann@kpanic.de 2015-08-26T20:11:49+00:00 da498f694c231f6560dc84fd5b8cb5169b7607aa [ Upstream commit 66bc2f51ef7deabc8b8f3baa98ae64b65e5e973a ] There are trackpoint devices that fail to respond to the PS2 command PSMOUSE_CMD_GETID if immediately queried after the parent device is deactivated. Add a small delay for the hardware to get in a sane state before sending any PS2 commands. One example of such a system is: Lenovo ThinkPad X120e, model 30515QG synaptics: Touchpad model: 1, fw: 8.0, id: 0x1e2b1, caps: 0xd001a3/0x940300/0x121c00, board id: 1811, fw id: 797391 Signed-off-by: Stefan Assmann <sassmann@kpanic.de> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> Signed-off-by: Sasha Levin <sasha.levin@oracle.com> 
[ Upstream commit 66bc2f51ef7deabc8b8f3baa98ae64b65e5e973a ]

There are trackpoint devices that fail to respond to the PS2 command
PSMOUSE_CMD_GETID if immediately queried after the parent device is
deactivated. Add a small delay for the hardware to get in a sane state
before sending any PS2 commands.

One example of such a system is:
Lenovo ThinkPad X120e, model 30515QG
synaptics: Touchpad model: 1, fw: 8.0, id: 0x1e2b1, caps: 0xd001a3/0x940300/0x121c00, board id: 1811, fw id: 797391

Signed-off-by: Stefan Assmann <sassmann@kpanic.de>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
Input: synaptics - add min/max quirk for Lenovo S540 2015-07-21T01:12:44+00:00 Peter Hutterer peter.hutterer@who-t.net 2015-06-08T17:17:32+00:00 14123aec27a6ff419a88bd531ce58932fea3a945 [ Upstream commit 7f2ca8b55aeff1fe51ed3570200ef88a96060917 ] https://bugzilla.redhat.com/show_bug.cgi?id=1223051#c2 Cc: stable@vger.kernel.org Tested-by: tommy.gagnes@gmail.com Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> Signed-off-by: Sasha Levin <sasha.levin@oracle.com> 
[ Upstream commit 7f2ca8b55aeff1fe51ed3570200ef88a96060917 ]

https://bugzilla.redhat.com/show_bug.cgi?id=1223051#c2

Cc: stable@vger.kernel.org
Tested-by: tommy.gagnes@gmail.com
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
Revert "Input: synaptics - add min/max quirk for Lenovo S540" 2015-07-21T01:12:44+00:00 Sasha Levin sasha.levin@oracle.com 2015-07-14T18:58:30+00:00 5b76011bd4b0692b749f1c8fe60cc7ffe2b8641f This reverts commit e73268af3e137b1f69d0f82d80aa88e0e8c7cbbe. Seems like an incorrect merge on my end, will pick the upstream version again next. Signed-off-by: Sasha Levin <sasha.levin@oracle.com> 
This reverts commit e73268af3e137b1f69d0f82d80aa88e0e8c7cbbe.

Seems like an incorrect merge on my end, will pick the upstream
version again next.

Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
Input: elantech - fix detection of touchpads where the revision matches a known rate 2015-07-03T16:34:37+00:00 Hans de Goede hdegoede@redhat.com 2015-06-02T17:40:50+00:00 ec5e9c997af5bb8cab9e61bb004c0acc0c5d1c1e [ Upstream commit 5f0ee9d17aae628b22be86966471db65be21f262 ] Make the check to skip the rate check more lax, so that it applies to all hw_version 4 models. This fixes the touchpad not being detected properly on Asus PU551LA laptops. Cc: stable@vger.kernel.org Reported-and-tested-by: David Zafra Gómez <dezeta@klo.es> Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> Signed-off-by: Sasha Levin <sasha.levin@oracle.com> 
[ Upstream commit 5f0ee9d17aae628b22be86966471db65be21f262 ]

Make the check to skip the rate check more lax, so that it applies
to all hw_version 4 models.

This fixes the touchpad not being detected properly on Asus PU551LA
laptops.

Cc: stable@vger.kernel.org
Reported-and-tested-by: David Zafra Gómez <dezeta@klo.es>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
Input: synaptics - add min/max quirk for Lenovo S540 2015-07-03T16:34:36+00:00 Peter Hutterer peter.hutterer@who-t.net 2015-06-08T17:17:32+00:00 e73268af3e137b1f69d0f82d80aa88e0e8c7cbbe [ Upstream commit 7f2ca8b55aeff1fe51ed3570200ef88a96060917 ] https://bugzilla.redhat.com/show_bug.cgi?id=1223051#c2 Cc: stable@vger.kernel.org Tested-by: tommy.gagnes@gmail.com Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> Signed-off-by: Sasha Levin <sasha.levin@oracle.com> 
[ Upstream commit 7f2ca8b55aeff1fe51ed3570200ef88a96060917 ]

https://bugzilla.redhat.com/show_bug.cgi?id=1223051#c2

Cc: stable@vger.kernel.org
Tested-by: tommy.gagnes@gmail.com
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
Input: elantech - fix absolute mode setting on some ASUS laptops 2015-05-17T23:12:05+00:00 Ulrik De Bie ulrik.debie-os@e2big.org 2015-04-06T22:35:38+00:00 d37d990e811e73b5504f55a11446f28cb940dc3b [ Upstream commit bd884149aca61de269fd9bad83fe2a4232ffab21 ] On ASUS TP500LN and X750JN, the touchpad absolute mode is reset each time set_rate is done. In order to fix this, we will verify the firmware version, and if it matches the one in those laptops, the set_rate function is overloaded with a function elantech_set_rate_restore_reg_07 that performs the set_rate with the original function, followed by a restore of reg_07 (the register that sets the absolute mode on elantech v4 hardware). Also the ASUS TP500LN and X750JN firmware version, capabilities, and button constellation is added to elantech.c Cc: stable@vger.kernel.org Reported-and-tested-by: George Moutsopoulos <gmoutso@yahoo.co.uk> Signed-off-by: Ulrik De Bie <ulrik.debie-os@e2big.org> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> Signed-off-by: Sasha Levin <sasha.levin@oracle.com> 
[ Upstream commit bd884149aca61de269fd9bad83fe2a4232ffab21 ]

On ASUS TP500LN and X750JN, the touchpad absolute mode is reset each
time set_rate is done.

In order to fix this, we will verify the firmware version, and if it
matches the one in those laptops, the set_rate function is overloaded
with a function elantech_set_rate_restore_reg_07 that performs the
set_rate with the original function, followed by a restore of reg_07
(the register that sets the absolute mode on elantech v4 hardware).

Also the ASUS TP500LN and X750JN firmware version, capabilities, and
button constellation is added to elantech.c

Cc: stable@vger.kernel.org
Reported-and-tested-by: George Moutsopoulos <gmoutso@yahoo.co.uk>
Signed-off-by: Ulrik De Bie <ulrik.debie-os@e2big.org>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Signed-off-by: Sasha Levin <sasha.levin@oracle.com>