Upon resume, like after a cold boot, we need to forcibly probe the
analog connector and cannot rely on the hotplug status.

Based on a patch by Takashi Iwai.
Reported-by: NStefan Dirsch <sndirsch@suse.de>
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=26952Tested-by: NTakashi Iwai <tiwai@suse.de>
Signed-off-by: NChris Wilson <chris@chris-wilson.co.uk>