dmix: actually rewind when running or being drained
dmix: actually rewind when running or being drained

Signed-off-by: Alexander E. Patrakov <2130f17e481610f5a98bd3cfb36c768f22102b70@gmail.com>
Signed-off-by: Jaroslav Kysela <72edd5e1a572f82f059ccbb83c92b74d6cb051ff@perex.cz>

lgirdwood/alsa-lib,lgirdwood/alsa-lib,mengdonglin/alsa-lib,takaswie/alsa-lib,mengdonglin/alsa-lib,tiwai/alsa-lib,zedongchen/alsa-lib,lgirdwood/alsa-lib,zedongchen/alsa-lib,zedongchen/alsa-lib,tiwai/alsa-lib,lgirdwood/alsa-lib,zedongchen/alsa-lib,Distrotech/alsa-lib,alsa-project/alsa-lib,mengdonglin/alsa-lib,alsa-project/alsa-lib,takaswie/alsa-lib,takaswie/alsa-lib,tiwai/alsa-lib,Distrotech/alsa-lib,tiwai/alsa-lib,zedongchen/alsa-lib,alsa-project/alsa-lib,mengdonglin/alsa-lib,Distrotech/alsa-lib,takaswie/alsa-lib,alsa-project/alsa-lib,lgirdwood/alsa-lib,takaswie/alsa-lib,mengdonglin/alsa-lib,Distrotech/alsa-lib,Distrotech/alsa-lib