#!/bin/sh

pvrsrvkm_ko="/lib/modules/$(/bin/uname -r)/extra/pvrsrvkm.ko"

pvr_loaded() {
	/sbin/lsmod | /bin/grep -q '^\<pvrsrvkm\>'
}

pvr_load() {
	/sbin/insmod "$pvrsrvkm_ko" > /dev/null 2>&1
}

start() {
	printf 'Loading pvrsrvkm module: '
	pvr_loaded || pvr_load
	status=$?
	if [ "$status" -eq 0 ]; then
		printf 'Starting PowerVR services: '
		/usr/bin/pvrsrvctl --start --no-module > /dev/null 2>&1
		status=$?
	fi
	if [ "$status" -eq 0 ]; then
		echo "OK"
	else
		echo "FAIL"
	fi
	return "$status"
}

stop() {
	printf 'Starting PowerVR services: '
	/usr/bin/pvrsrvctl --stop > /dev/null 2>&1
	status=$?
	if [ "$status" -eq 0 ]; then
		echo "OK"
	else
		echo "FAIL"
	fi
	return "$status"
}

restart() {
	stop
	sleep 1
	start
}

case "$1" in
	start|stop|restart)
		"$1";;
	reload)
		restart;;
	*)
		echo "Usage: $0 {start|stop|restart|reload}"
		exit 1
esac