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udev now labels touchpads as "internal" or "external" for us, use that value
where available and only fall back onto our own labelling if it's missing or
unknown.
systemd commit: https://github.com/systemd/systemd/pull/3638
https://bugs.freedesktop.org/show_bug.cgi?id=96735
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
(cherry picked from commit 64e39411892fa4897f6e018daaa2de2ffaf8b671)
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Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
(cherry picked from commit 45a574a7859cb83e589c6f2d33d81a3f666ba60d)
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No functional changes, just makes the unit more explicit
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
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Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
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We simply don't have enough space on those touchpads to have an area carved
out for horizontal scrolling. Given that horizontal scrolling is rarely needed
anyway users of these touchpads will just have to cling to scroll bars or use
two-finger scrolling.
Exception are small clickpads because they already have an area blocked off
for software buttons and those small clickpads generally come from a time when
clickfinger wasn't much of a thing yet.
https://bugs.freedesktop.org/show_bug.cgi?id=96910
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
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All Dell touchpas appear to have a visual marker on their touchpads. With a
visible marker our middle button can (and should) be much smaller since we
can rely on users to hit the button precisely.
https://bugs.freedesktop.org/show_bug.cgi?id=96710
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Tested-by: Andy Lutomirski <luto@kernel.org>
Reviewed-by: Yong Bakos <ybakos@humanoriented.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
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Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
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Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
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Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
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Unimplemented and it wasn't supposed to be in the series.
https://lists.freedesktop.org/archives/wayland-devel/2016-June/029376.html
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Carlos Garnacho <carlosg@gnome.org>
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Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
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Expose the middle button emulation on software buttons as proper config
option. When enabled, remove the middle button software button area.
https://bugs.freedesktop.org/show_bug.cgi?id=96663
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
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Middle button emulation may be delayed in turning on, but during that delay we
already need to return the desired state.
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
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To unify this we need to move the tagging process forward so tp_init() can
rely on it for config setup. This means moving it to the touchpad init code.
Other than that no real functional changes, the rules stay the same:
* serial/i2c/etc. are considered internal touchpads
* Bluetooth is always external
* USB is external for Logitech devices
* USB is external for Wacom devices
* USB is internal for Apple touchpads
And if we can't figure it out, we assume it's external and log a message so we
can put a quirk in place.
https://bugs.freedesktop.org/show_bug.cgi?id=96735
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
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Increase the mm move threshold for 3 and 4 finger gestures to 2 and 3 mm,
respectively. In multi-finger gestures it's common to have minor movement
while all fingers are being put down or before the conscious movement starts.
This can trigger invalid gesture detection (e.g. a pinch instead of a swipe).
Increase the movement threshold to make sure we have sufficient input data.
No changes to 2-finger movements.
https://bugs.freedesktop.org/show_bug.cgi?id=96687
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
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A natural hand position for a 4-finger swipe will have one finger well below
the other triggering the pinch detection. This is obviously wrong, only do the
finger position analysis when we have 2 fingers.
This is only a partial fix, for 3-4 finger gestures chances are high that the
third/fourth finger come in a different event frame. Before that we likely
detect 2 fingers in a possible pinch position and still trigger the code path.
This issue has to be fixed separately.
https://bugs.freedesktop.org/show_bug.cgi?id=96687
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
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The current code tried to emulate the relative motion to be equivalent to the
absolute motion, except in screen coordinates. This is way too slow for the
cursor tool that we want to behave like a mouse.
Tablets have high resolution (e.g. an Intuos 4 is a 5080dpi mouse) and that
motion is way too fast to be usable. Scale it down to match a 1000dpi device
instead. Since the cursor and lens tool are still high precision devices leave
them in a flat acceleration profile without actual acceleration.
For the stylus-like devices leave the current accel, pointer acceleration on a
stylus is hard to handle.
This also adds the missing bits for actually using the speed factor set
through the config interface.
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Jason Gerecke <jason.gerecke@wacom.com>
Reviewed-by: Carlos Garnacho <carlosg@gnome.org>
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Until the kernel patches to handle LED group switching are in place we provide
the external API backed by an implementation that simply exposes one group
with one mode and no toggle buttons. This allows us to ship a libinput release
with the API in place and switch libinput later without having all the stack
above us being delayed.
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Carlos Garnacho <carlosg@gnome.org>
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Move mode control to libinput. This reduces some flexibility on what we can do
with modes but makes it a lot easier for anyone to implement modes correctly
and have the LEDs apply appropriately, etc. Let's go with the option to make
the 95% use-case easy. Note: whether the mode is actually used is up to the
caller, e.g. under Windows and OS X the mode only applies to the
rings/strips, not the buttons.
A tablet pad has 1 or more mode groups, all buttons/ring/strips are assigned
to a mode group. That group has a numeric mode index and is hooked to the
LEDs. libinput will switch the LEDs accordingly.
The mode group is a separate object. This allows for better APIs when it comes
to:
* checking whether a button/ring/strip is part of a mode group
* checking whether a button will trigger a mode transition
and in the future potentially:
* checking which mode transition will happen
* setting which button should change the mode transition
* changing what type of mode transition should happen.
* moving a button from one mode group to the other
This patch adds the basic scaffolding, without any real implementation.
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Proofread-by: Yong Bakos <ybakos@humanoriented.com>
Reviewed-by: Jason Gerecke <jason.gerecke@wacom.com>
Reviewed-by: Carlos Garnacho <carlosg@gnome.org>
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They don't define anything, move them to the top so we don't have ordering
requirements of the stuff that actually uses those as parameters.
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Yong Bakos <ybakos@humanoriented.com>
Reviewed-by: Jason Gerecke <jason.gerecke@wacom.com>
Reviewed-by: Carlos Garnacho <carlosg@gnome.org>
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Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Yong Bakos <ybakos@humanoriented.com>
Reviewed-by: Jason Gerecke <jason.gerecke@wacom.com>
Reviewed-by: Carlos Garnacho <carlosg@gnome.org>
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Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Jason Gerecke <jason.gerecke@wacom.com>
Reviewed-by: Carlos Garnacho <carlosg@gnome.org>
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The removal of the hysteresis even on precise touchpads has led to
difficulties controlling the cursor in a few instances. Since 27078b2667d
we only have the hysteresis on Apple touchpads and the Lenovo *40 series and
later. Even on those do we see some positioning difficulties (bug 94379).
So restore the hysteresis by default again for all touchpads. In the future a
knob could be exposed for precision vs reactivity or something, but for now
the drawback of imprecise positioning does not outweigh the benefits we get
on those few devices.
https://bugs.freedesktop.org/show_bug.cgi?id=94379
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
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changes"
We will reinstate the hysteresis for all devices making the negative
pressure check unncessary.
This reverts commit ef48c07a9600733e068a2a437a145862ba07fdab.
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
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*60 series"
We will reinstate the hysteresis for all devices making the negative pressure
check unncessary and thus this commit as well.
This reverts commit 2f5231cc88fccf389a78270d827f6c9201b86794.
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
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This device has a touchpad on the mouse but it's labeled as mouse. For litest
we only label it as LITEST_MOUSE feature and test the touchpad directly on the
device.
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
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This avoids accidental palm detection during two-finger scrolling if one
finger is inside the edge exclusion zone.
Palm detection is designed to avoid accidental touches while typing. If a
non-palm finger is on the touchpad already the user is unlikely to be typing.
So stop palm detection in this case and process the fingers as normal.
This implementation has a minor bug: if both palm touches start within the
palm exclusion zone within the same frame, neither will be labelled as palm
due to how we check the other touches. Since this is an extremeley niche case
we can live with that.
https://bugs.freedesktop.org/show_bug.cgi?id=95417
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
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Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
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These devices are all over the place anyway, no need to spam the log, just
silently discard the jumps.
https://bugs.freedesktop.org/show_bug.cgi?id=96275
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
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Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
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Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
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And change the various callers, especially those where we only had the
separate struct for indentation purposes.
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
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Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
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The hwdb doesn't allow unsetting a property so once we start nesting model
flags it'll become important to be able to be able to unset one as well (by
assigning it to 0).
So rather than checking for existence, check whether the property is actually
set to something resembling a boolean.
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Tested-by: Vasily Khoruzhick <anarsoul@gmail.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
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BTN_A and above sort after BTN_BASE
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
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This is only set on button events so use the same approach as for rings and
strips. No functional changes.
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Yong Bakos <ybakos@humanoriented.com>
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A large part of the bugs seen right now are related to touchpads jittering too
much. Fixing them one by one is entertaining, but time consuming. Right now
the number of touchpads that require a hysteresis seem to outnumber those that
don't, so switch the approach around: leave the hysteresis in place but
disable it for those touchpads that don't need it.
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
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Quite a few bugs are caused by touchpad ranges being out of whack. If we get
input events significantly outside the expected range (5% width/height as
error margin) print a warning to the log.
And add a new doc page to explain what is happening and how to fix it.
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
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No need to handle events properly in the edge scroll state machine when it's
not enabled. Just set any beginning touch to state AREA and move on. The rest
of the code guarantees neutral state when edge scrolling is enabled or
disabled.
This reduces the debug output produced by libinput-debug-events when edge
scrolling is disabled, preventing users from seemingly identifying
bugs where there are none.
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
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Make sure that the tool is valid while the event is valid, even if the device
gets destroyed before the event is destroyed.
This cannot actually be triggered right now, the event has a ref to the device
and the tools do not get removed until the device is destroyed. But for future
implementations (e.g. where the tool is otherwise automatically destroyed on
proximity out) we need to ensure the tool remains valid for the event
lifetime.
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
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https://bugs.freedesktop.org/show_bug.cgi?id=96191
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
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The Wacom Express Key Remote sends the serial number via EV_MSC. At some later
point we'll need the serial to match the LEDs correctly but for now we can
ignore them.
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
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Brings it in line with the rest of libinput.
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
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Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
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Was only used for the touchpad hysteresis, we can re-use the wobbly touchpad
tag for this.
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
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Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
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We haven't seen jumps on Wacom tablets yet and they cause error messages in
most of the tests. litest uses a scaling approach for most events, so a finger
move that moves from 30% to 80% of the touchpad with can easily trigger a jump
on a Wacom tablet due to its physical size.
Rather than having to fix up all tests for the larger size (and potentially
cover some other bugs) simply disable this test for Wacom tablets.
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
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This was introduced for bug 94379 - an X1 Carbon 3rd. Other touchpads have
different pressure change ranges, causing this condition to trigger
randomly and resulting in a jerky pointer motion.
For now, reduce the check to the *50 and *60 series touchpads until we have
data for more touchpads that we can add one-by-one.
https://bugs.freedesktop.org/show_bug.cgi?id=95393
Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
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