jstest /dev/input/js0
echo COMMAND > /sys/class/leds/xpad0/brightness
where COMMAND is one offftest /dev/input/by-id/usb-*360*event*
dmesg --level=debug --follow
jstest /dev/input/jsX
dmesg --level=debug > dmesg.txt
git format-patch --cover-letter upstream..master
git send-email --to xxx *.patch