tree dacd49ebe17793d05071b56cf1f93a82e4a69065
parent 58579c056c1c9510ae6695ed8e01ee05bbdcfb23
author Takashi Sakamoto <o-takashi@sakamocchi.jp> 1525256206 +0900
committer Takashi Iwai <tiwai@suse.de> 1525269722 +0200

ALSA: dice: use cache of stream format to check running stream

At present, to check running stream, available stream formats are used
at current sampling transmission frequency (stf). But when changing stf,
it's convenient to use cache of stream formats.

This commit applies this idea.

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>