Use the newly introduced mute_stream DAI operation, and don't mute the
codec if it's called for the _CAPTURE stream.
Signed-off-by: NDaniel Mack <zonque@gmail.com>
Acked-by: NAlexander Sverdlin <subaparts@yandex.ru>
Signed-off-by: NMark Brown <broonie@opensource.wolfsonmicro.com>