Eric Smith
3485fea240
Udev rule to override ID_INPUT_TOUCHPAD_INTEGRATION from external to internal for the Z13 folio touchpad, plus reference docs and install script.
104 lines
3.8 KiB
Bash
Executable file
104 lines
3.8 KiB
Bash
Executable file
#!/bin/bash
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#
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# fix-rog-z13-trackpad.sh
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# Enables "Disable while typing" (DWT) + palm rejection on the
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# ASUS ROG Flow Z13 folio keyboard touchpad.
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#
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# Usage: ./fix-rog-z13-trackpad.sh
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# (must be run as root)
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#
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# Tested on: CachyOS / Arch Linux, KDE Plasma 6, Wayland
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# Applies to: ROG Flow Z13 (2023 & 2025 models, USB 0b05:1a30)
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set -euo pipefail
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if [ "$(id -u)" -ne 0 ]; then
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echo "ERROR: This script must be run as root."
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echo "Usage: sudo ./fix-rog-z13-trackpad.sh"
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exit 1
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fi
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echo "=== ROG Flow Z13 Trackpad Fix ==="
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echo ""
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# ──────────────────────────────────────
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# 1. udev rule — mark touchpad as internal
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# ──────────────────────────────────────
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UDEV_RULE="/etc/udev/rules.d/99-rog-z13-touchpad.rules"
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if [ -f "$UDEV_RULE" ]; then
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echo "[SKIP] $UDEV_RULE already exists"
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else
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echo "[CREATE] $UDEV_RULE"
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cat > "$UDEV_RULE" << 'EOF'
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# ROG Flow Z13 folio keyboard touchpad integration override
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#
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# The Z13's detachable folio keyboard connects via USB (0b05:1a30).
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# The touchpad on this device is correctly exposed as a touchpad, but
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# udev marks it as ID_INPUT_TOUCHPAD_INTEGRATION=external because the
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# USB device is flagged as "removable" (it's a detachable keyboard).
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#
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# Libinput refuses to enable "Disable While Typing" (DWT) for touchpads
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# marked as external, which greyed out the checkbox in KDE Plasma.
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#
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# This rule overrides the integration type to "internal" for the Z13
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# touchpad only, which allows DWT pairing with the keyboard (already
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# marked internal via the libinput quirk in 50-system-asus.quirks).
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ACTION=="add|change", SUBSYSTEM=="input", \
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ENV{ID_VENDOR_ID}=="0b05", ENV{ID_MODEL_ID}=="1a30", \
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ENV{ID_INPUT_TOUCHPAD}=="1", \
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ENV{ID_INPUT_TOUCHPAD_INTEGRATION}="internal"
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EOF
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fi
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# ──────────────────────────────────────
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# 2. libinput quirk — mark keyboard as internal (belt-and-suspenders)
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# ──────────────────────────────────────
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LIBINPUT_QUIRKS="/etc/libinput/local-overrides.quirks"
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# Only create if it doesn't exist; if it does, it may have user customizations
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if [ -f "$LIBINPUT_QUIRKS" ]; then
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echo "[SKIP] $LIBINPUT_QUIRKS already exists (not overwriting)"
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else
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echo "[CREATE] $LIBINPUT_QUIRKS"
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mkdir -p /etc/libinput
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cat > "$LIBINPUT_QUIRKS" << 'EOF'
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[ROG Flow Z13 All USB Keyboards]
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MatchUdevType=keyboard
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MatchBus=usb
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MatchVendor=0x0B05
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AttrKeyboardIntegration=internal
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EOF
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fi
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# ──────────────────────────────────────
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# 3. Apply udev changes
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# ──────────────────────────────────────
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echo ""
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echo "[APPLY] Reloading udev rules..."
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udevadm control --reload-rules
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echo "[APPLY] Triggering udev for existing devices..."
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udevadm trigger --subsystem-match=input
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echo ""
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echo "=== DONE ==="
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echo ""
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echo "The fix has been applied. To activate it:"
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echo ""
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echo " 1. Log out and log back in (or reboot)"
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echo " 2. Open System Settings -> Touchpad"
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echo " 3. Check \"Disable touchpad when typing\""
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echo ""
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echo "The checkbox should now be available. If the touchpad already"
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echo "feels better at rejecting palm brushes while typing — that's"
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echo "expected. DWT and improved palm rejection both activate when"
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echo "the touchpad is recognized as internal."
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echo ""
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echo "To undo this fix later, run:"
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echo " sudo rm /etc/udev/rules.d/99-rog-z13-touchpad.rules"
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echo " sudo rm /etc/libinput/local-overrides.quirks"
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echo " sudo udevadm control --reload-rules"
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echo " sudo udevadm trigger --subsystem-match=input"
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echo ""
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