ASoC: amd: acp: refactor SoundWire machine driver code

Refactor Soundwire machine driver code by using common SoundWire
endpoint parsing helper functions.

Signed-off-by: Vijendar Mukunda <[email protected]>
Reviewed-by: Bard Liao <[email protected]>
Link: https://patch.msgid.link/[email protected]
Signed-off-by: Mark Brown <[email protected]>

Author: vijendarmukunda