#!/sbin/openrc-run
name="NVMe power state config"
description="Set NVMe power state to lowest operational level"

nvme_command="/usr/sbin/nvme"
nvme_opts="-f 2 -v 2"

depend() {
	need localmount
}

start() {
	ebegin "Setting low power state for NVMe drive"
        if [ ! -e /dev/nvme0 ]; then
		einfo "No NVMe drive found at /dev/nvme0"
		eend 0
		return 0
        fi
                
	if ! ${nvme_command} set-feature /dev/nvme0 ${nvme_opts}; then
		eerror "Error setting PM state."
		eend 1
		return 1
	fi
	eend 0
}