Post #1 Updated, v2
No dsdt attached. See Post #1 No Audio Devices - Realtek ALC AppleHDACould you have a look on my modified dsdt?
HDEF edits are correct.The attached file in this message is DSDT.aml.
Off topic, Post to No Audio Devices - Realtek ALC AppleHDANO audio. No output devices shown.
HDEF is not native to your dsdt, ALZA is.apply the HDEF patch