When modeset occurs and the TMDS frequency is set to some
speical values, the N/CTS need to be set manually if audio
is playing.
Signed-off-by: NLibin Yang <libin.yang@intel.com>
Reviewed-by: NJani Nikula <jani.nikula@intel.com>
Signed-off-by: NTakashi Iwai <tiwai@suse.de>