asus-laptop: clean write_status

Clean the write_status function, and implement special case with
a switch inside write_status. It also make sure bt and wl status
are right when booting with the hardware switch off.

Signed-off-by: Corentin Chary <corentincj@iksaif.net>
Signed-off-by: Len Brown <len.brown@intel.com>
1 file changed