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[Brian Murray <brian@xxxxxxxxxx>]

** Package changed: linux-lts-xenial (Ubuntu) => linux (Ubuntu)

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https://bugs.launchpad.net/bugs/1577288

Title:
  HDMI audio playback noise  observed on AMD Polaris 10/11 GPU

Status in linux package in Ubuntu:
  New

Bug description:
  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. The commit was also sent to stable kernel
  release.

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