We enable the silence detection function in initial settings.
PDB control changes to manual mode, hence the driver could
fully control the AMP output on/off.
Signed-off-by: Shuming Fan <shumingf@realtek.com>
Link: https://lore.kernel.org/r/20190719063249.18806-1-shumingf@realtek.comSigned-off-by: Mark Brown <broonie@kernel.org>