DELL081C Touchpad

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dmesg

user $dmesg | grep 044E:121F

[    6.067024] input: DELL081C:00 044E:121F Mouse as /devices/pci0000:00/0000:00:15.1/i2c_designware.1/i2c-7/i2c-DELL081C:00/0018:044E:121F.0002/input/input11
[    6.067109] input: DELL081C:00 044E:121F Touchpad as /devices/pci0000:00/0000:00:15.1/i2c_designware.1/i2c-7/i2c-DELL081C:00/0018:044E:121F.0002/input/input12
[    6.067174] input: DELL081C:00 044E:121F UNKNOWN as /devices/pci0000:00/0000:00:15.1/i2c_designware.1/i2c-7/i2c-DELL081C:00/0018:044E:121F.0002/input/input13
[    6.067222] hid-multitouch 0018:044E:121F.0002: input,hidraw1: I2C HID v1.00 Mouse [DELL081C:00 044E:121F] on i2c-DELL081C:00

libinput list-devices

user $libinput list-devices | grep DELL081C

Device:           DELL081C:00 044E:121F UNKNOWN
Kernel:           /dev/input/event12
Group:            7
Seat:             seat0, default
Capabilities:     keyboard 
Tap-to-click:     n/a
Tap-and-drag:     n/a
Tap drag lock:    n/a
Left-handed:      n/a
Nat.scrolling:    n/a
Middle emulation: n/a
Calibration:      n/a
Scroll methods:   none
Click methods:    none
Disable-w-typing: n/a
Disable-w-trackpointing: n/a
Accel profiles:   n/a
Rotation:         0.0

See also

• Dell Latitude 7490