Recover a dead I2C-HID touchpad on Linux when the kernel disables the shared bus IRQ at boot (i2c_designware 'controller timed out' -> i2c_hid_acpi -110). Goodix GXTP7863 / Huawei MateBook, but the mechanism is generic.
systemd touchpad linux-kernel irq libinput goodix huawei-matebook hyprland i2c-hid gxtp7863 kernel-workaround
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Updated
Sep 5, 2026 - Shell