ALSA: hda - Fix surround-volume parsing for VT1708B codecs

The surround/CLFE/side DACs on VT1708B and co have no amp but the
connected selector widgets have the amp instead.  Fix the parser to
check these selector widgets for the possible mixer controls as well.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
1 file changed