[Risolto] touchpad disattivato dopo l'istallazione F31

Il mio Dell XPS-15 dopo l’installazione da F30 a F31 KDE ha perso la funzione del touch integrato.
Se collego un qualsiasi mouse USB tutto funziona correttamente.
Quello che è strano è che alla schermata iniziale di log il touch funziona perfettamente, ma poi scompare e devo per forza usare un mouse USB.

Riporto i seguenti comandi dati senza aver connesso il mouse USB:

less /proc/bus/input/devices | grep -i touch N: Name="DLL07BE:01 06CB:7A13 Touchpad" N: Name="PS/2 Synaptics TouchPad
e

sudo libinput list-devices          Device:           Power Button
Kernel:           /dev/input/event3
Group:            1
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
Accel profiles:   n/a
Rotation:         n/a

Device:           Video Bus
Kernel:           /dev/input/event10
Group:            2
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
Accel profiles:   n/a
Rotation:         n/a

Device:           Video Bus
Kernel:           /dev/input/event11
Group:            2
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
Accel profiles:   n/a
Rotation:         n/a

Device:           Power Button
Kernel:           /dev/input/event1
Group:            3
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
Accel profiles:   n/a
Rotation:         n/a

Device:           Lid Switch
Kernel:           /dev/input/event0
Group:            4
Seat:             seat0, default
Capabilities:     switch
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
Accel profiles:   n/a
Rotation:         n/a

Device:           Sleep Button
Kernel:           /dev/input/event2
Group:            5
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
Accel profiles:   n/a
Rotation:         n/a

Device:           Logitech USB Keyboard
Kernel:           /dev/input/event5
Group:            6
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
Accel profiles:   n/a
Rotation:         n/a

Device:           Logitech USB Keyboard Consumer Control
Kernel:           /dev/input/event8
Group:            6
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
Accel profiles:   n/a
Rotation:         n/a

Device:           Logitech USB Keyboard System Control
Kernel:           /dev/input/event6
Group:            6
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
Accel profiles:   n/a
Rotation:         n/a

Device:           Integrated_Webcam_HD: Integrate
Kernel:           /dev/input/event16
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
Accel profiles:   n/a
Rotation:         n/a

Device:           DLL07BE:01 06CB:7A13 Mouse
Kernel:           /dev/input/event7
Group:            8
Seat:             seat0, default
Capabilities:     pointer 
Tap-to-click:     n/a
Tap-and-drag:     n/a
Tap drag lock:    n/a
Left-handed:      disabled
Nat.scrolling:    disabled
Middle emulation: n/a
Calibration:      n/a
Scroll methods:   button
Click methods:    none
Disable-w-typing: n/a
Accel profiles:   flat *adaptive
Rotation:         n/a

Device:           DLL07BE:01 06CB:7A13 Touchpad
Kernel:           /dev/input/event9
Group:            8
Seat:             seat0, default
Size:             102x77mm
Capabilities:     pointer gesture
Tap-to-click:     disabled
Tap-and-drag:     enabled
Tap drag lock:    disabled
Left-handed:      disabled
Nat.scrolling:    disabled
Middle emulation: disabled
Calibration:      n/a
Scroll methods:   *two-finger edge 
Click methods:    *button-areas clickfinger 
Disable-w-typing: enabled
Accel profiles:   none
Rotation:         n/a

Device:           HDA Intel PCH Headphone Mic
Kernel:           /dev/input/event17
Group:            9
Seat:             seat0, default
Capabilities:     
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
Accel profiles:   n/a
Rotation:         n/a

Device:           HDA Intel PCH HDMI/DP,pcm=3
Kernel:           /dev/input/event18
Group:            9
Seat:             seat0, default
Capabilities:     
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
Accel profiles:   n/a
Rotation:         n/a

Device:           HDA Intel PCH HDMI/DP,pcm=7
Kernel:           /dev/input/event19
Group:            9
Seat:             seat0, default
Capabilities:     
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
Accel profiles:   n/a
Rotation:         n/a

Device:           HDA Intel PCH HDMI/DP,pcm=8
Kernel:           /dev/input/event20
Group:            9
Seat:             seat0, default
Capabilities:     
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
Accel profiles:   n/a
Rotation:         n/a

Device:           HDA Intel PCH HDMI/DP,pcm=9
Kernel:           /dev/input/event21
Group:            9
Seat:             seat0, default
Capabilities:     
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
Accel profiles:   n/a
Rotation:         n/a

Device:           HDA Intel PCH HDMI/DP,pcm=10
Kernel:           /dev/input/event22
Group:            9
Seat:             seat0, default
Capabilities:     
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
Accel profiles:   n/a
Rotation:         n/a

Device:           Intel HID events
Kernel:           /dev/input/event12
Group:            10
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
Accel profiles:   n/a
Rotation:         n/a

Device:           Intel HID 5 button array
Kernel:           /dev/input/event13
Group:            11
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
Accel profiles:   n/a
Rotation:         n/a

Device:           Dell WMI hotkeys
Kernel:           /dev/input/event15
Group:            12
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
Accel profiles:   n/a
Rotation:         n/a

Device:           AT Translated Set 2 keyboard
Kernel:           /dev/input/event4
Group:            13
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
Accel profiles:   n/a
Rotation:         n/a

Device:           PS/2 Synaptics TouchPad
Kernel:           /dev/input/event23
Group:            14
Seat:             seat0, default
Capabilities:     pointer 
Tap-to-click:     n/a
Tap-and-drag:     n/a
Tap drag lock:    n/a
Left-handed:      disabled
Nat.scrolling:    disabled
Middle emulation: disabled
Calibration:      n/a
Scroll methods:   *button
Click methods:    none
Disable-w-typing: n/a
Accel profiles:   flat *adaptive
Rotation:         n/a

Qualche idea per uscire da questa empasse?

Non conosco kde, ma nei menu non trovi un qualche programma “mouse and keyboard”, in cui spippolare per modificare il touch?

Altrimenti, facciamo una prova empirica e vediamo se e’ un qualche problema dovuto all’upgrade di versione di fedora e immagino anche di kde. Prova a creare un nuovo utente e a fare login con quello. Se il touchpad funziona ancora, significa che c’e’ stata qualche modifica delle impostazioni di kde che ha rotto il touch sul tuo pc. A quel punto bastera’ cancellare qualche cartella nascosta (quelle che iniziano con .) dalla tua home.

Fatta la prova… In effetti il touchpad funziona… Grande bebo…
Ora, siccome ci ho messo una vita a settare kde come serve e piace a me non volevo dover rifare tutto…

Mi sai dire dove è situata la cartella o file che fa riferimento al touchpad nelle cartelle nascoste della home?

Altrimenti posso già mettermi a piangere… :slight_smile:

Ho risolto da solo… era in .config: due file col nome touchpad…
Cancellati et voilà…
Touchpad funzionante…

Grazie

Ottimo! son contento che tu sia riuscito a risolvere anche in autonomia :slight_smile: