ALSA: ice1724 - pro-rate-locking makes sense only for internal clock mode

* pro-rate-locking applies to internal clock mode only
* required rate and current rate are compared for internal clock mode only

Signed-off-by: Pavel Hofman <pavel.hofman@ivitera.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
1 file changed