Script hotfix Lenovo S145 touchpad and bluetooth headset on Fedora 34

lenovo-s145-fedora34-hotfix.sh

#!/bin/sh

KERNEL_TOUCHPAD="i8042.nopnp=1 pci=nocrs"
BROADCOM_BT_FIRMWARE_RPM_URL="https://github.com/winterheart/broadcom-bt-firmware/releases/download/v12.0.1.1105_p3/broadcom-bt-firmware-10.1.0.1115.rpm"

_touchpad() {
  if ! grep "${KERNEL_TOUCHPAD}" /etc/default/grub > /dev/null 2>&1; then
    sudo sed -i -E "s/(GRUB_CMDLINE_LINUX=)\"(.*)\"/\1\"${KERNEL_TOUCHPAD} \2\"/g" /etc/default/grub
    sudo grub2-mkconfig -o /boot/grub2/grub.cfg
  fi
}

_headset() {
  sudo dnf install -y ${BROADCOM_BT_FIRMWARE_RPM_URL}
}

OPTIONS=(
    "Touchpad"
    "Bluetooth Headset"
    "Reboot"
    "Exit"
)

PS3='Option: '
while true; do
    select opt in "${OPTIONS[@]}"; do
        case $REPLY in
            1) _touchpad; break ;;
            2) _headset; break ;;
            3) sudo shutdown -r now ;;
            4) break 2 ;;
            *) echo >&2 "Invalid option" ;;
        esac
    done
done

Run:

sh -c "$(curl -sSL https://gist.githubusercontent.com/Placidina/6d079ee11d4fd8a3627a5424eda0380a/raw/50212bb2c10cbbe6d4bb090076cd464b2f16e08b/lenovo-s145-fedora34-hotfix.sh)"