atar-axis/xpadneo

#!/bin/sh

#TODO Remove ERTM after kernel patch is deployed in the wild
ERTM_OVERRIDE="/etc/modprobe.d/99-xpadneo-bluetooth.conf"
DISABLE_ERTM="/sys/module/bluetooth/parameters/disable_ertm"

if [ `uname -r | awk -F. '{ printf "%03d%03d",$1,$2 }'` -ge 005012 ]; then
    echo "Not disabling ERTM, kernel version doesn't require it..."
elif [ "$(readlink "${ERTM_OVERRIDE}" 2>/dev/null)" = "/dev/null" ]; then
    echo "Not disabling ERTM, local override in place..."
elif [ -L "${ERTM_OVERRIDE}" ]; then
    echo >&2 "WARNING: '${ERTM_OVERRIDE}' is an arbitrary symlink, this is not supported."
    echo >&2 "Skipping ERTM fixup, you're expected to manage the options on your own..."
else
    echo "Disabling ERTM permanently (requires reboot)..."
    echo "options bluetooth disable_ertm=y" >"${ERTM_OVERRIDE}"
    echo "HINT: If you want to prevent this in the future, run 'ln -snf /dev/null ${ERTM_OVERRIDE}'."

    if [ -w "${DISABLE_ERTM}" ]; then
        echo "Disabling ERTM instantly..."
        echo "Y" >"${DISABLE_ERTM}"
    fi
fi

echo "Installing modalias database..."
install -D -m 0644 -t /etc/modprobe.d etc-modprobe.d/xpadneo.conf

echo "Installing udev rules..."
install -D -m 0644 -t /etc/udev/rules.d etc-udev-rules.d/50-xpadneo-fixup-steamlink.rules
install -D -m 0644 -t /etc/udev/rules.d etc-udev-rules.d/60-xpadneo.rules

echo "Reloading udev..."
udevadm control --reload