On my machine the touchpad is recognized and even the click events are
registered but moving produces clicking instead of moving the cursor.
Legion 5 15ARH05, kernel Linux 5.8.6-1-MANJARO,
dmesg | grep MSFT
[ 162.390501] i2c_hid i2c-MSFT0001:00: supply vdd not found, using dummy
regulator
[ 162.390521] i2c_hid i2c-MSFT0001:00: supply vddl not found, using dummy
regulator
[ 162.670737] input: MSFT0001:00 06CB:7F28 Mouse as
/devices/platform/AMDI0010:03/i2c-0/i2c-MSFT0001:00/0018:06CB:7F28.0003/input/input17
[ 162.670910] input: MSFT0001:00 06CB:7F28 Touchpad as
/devices/platform/AMDI0010:03/i2c-0/i2c-MSFT0001:00/0018:06CB:7F28.0003/input/input18
[ 162.671186] hid-generic 0018:06CB:7F28.0003: input,hidraw2: I2C HID
v1.00 Mouse [MSFT0001:00 06CB:7F28] on i2c-MSFT0001:00
[ 162.813553] input: MSFT0001:00 06CB:7F28 Mouse as
/devices/platform/AMDI0010:03/i2c-0/i2c-MSFT0001:00/0018:06CB:7F28.0003/input/input20
[ 162.813965] input: MSFT0001:00 06CB:7F28 Touchpad as
/devices/platform/AMDI0010:03/i2c-0/i2c-MSFT0001:00/0018:06CB:7F28.0003/input/input21
[ 162.814182] hid-multitouch 0018:06CB:7F28.0003: input,hidraw2: I2C HID
v1.00 Mouse [MSFT0001:00 06CB:7F28] on i2c-MSFT0001:00
cat /proc/bus/input/devices
I: Bus=0018 Vendor=06cb Product=7f28 Version=0100
N: Name="MSFT0001:00 06CB:7F28 Mouse"
P: Phys=i2c-MSFT0001:00
S:
Sysfs=/devices/platform/AMDI0010:03/i2c-0/i2c-MSFT0001:00/0018:06CB:7F28.0004/input/input23
U: Uniq=
H: Handlers=event12 mouse1
B: PROP=0
B: EV=17
B: KEY=30000 0 0 0 0
B: REL=3
B: MSC=10
I: Bus=0018 Vendor=06cb Product=7f28 Version=0100
N: Name="MSFT0001:00 06CB:7F28 Touchpad"
P: Phys=i2c-MSFT0001:00
S:
Sysfs=/devices/platform/AMDI0010:03/i2c-0/i2c-MSFT0001:00/0018:06CB:7F28.0004/input/input24
U: Uniq=
H: Handlers=event13 mouse2
B: PROP=5
B: EV=1b
B: KEY=e520 10000 0 0 0 0
B: ABS=2e0800000000003
B: MSC=20
When `blacklist hid_multitouch` the coursor is moving with absolute
coordinates and hangs which makes it unusable.
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https://bugs.launchpad.net/bugs/1887190
Title:
MSFT Touchpad not working on Lenovo Legion-5 15ARH05
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