Comment 0 for bug 1577288

Steps to reproduce :

1. Install Ubuntu 16.04 and make sure AMDGPU driver is loaded for Polaris 10/11 GPUs.
1.Connect the audio capable monitor via HDMI or DP.
2.Install vlc player
3.Select HDMI as default audio endpoint
4.Play any audio file using vlc

 Expected:
    Audio should be played smoothly

Actually:
    Along with audio play-back noise output was observed

FIX: The fix is submitted to upstream. The commit hash #8eb22214b7cb0c0a28be6caf3b81201629d8ea7c is in torvalds master branch tree :
https://github.com/torvalds/linux/commits/master/sound/pci/hda/hda_intel.c

Please pick this commit.