Use amp offsets as indexes for saved volumes.
Remove dependencies on NID inside volume control functions.
Signed-off-by: NLucas Tanure <tanureal@opensource.cirrus.com>
Signed-off-by: NVitaly Rodionov <vitalyr@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20210811185654.6837-13-vitalyr@opensource.cirrus.comSigned-off-by: NTakashi Iwai <tiwai@suse.de>