ais: query field info and pass to user space

Current path to query field info: SOF ISR -> tasklet -> query thread
with high priority -> ba driver -> adv7481.

Pass field type to user space if they are valid after verification.

Change-Id: Id9926236389200446092dc9abb688ee1f83ab0c3
Signed-off-by: Andy Sun <bins@codeaurora.org>