[Touch-packages] [Bug 1655429] Re: Noise and poor audio quality over SPDIF

2017-01-14 Thread Olli Lupton
** Changed in: alsa-driver (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to alsa-driver in Ubuntu. https://bugs.launchpad.net/bugs/1655429 Title: Noise and poor audio quality over

[Touch-packages] [Bug 1655429] Re: Noise and poor audio quality over SPDIF (regression since 14.X LTS)

2017-01-10 Thread Olli Lupton
More tinkering suggests this is related to the DisplayPort output on the board. If I disconnect the DisplayPort cable the noise goes away. I am no longer sure that this is a regression since the old Ubuntu version. ** Summary changed: - Noise and poor audio quality over SPDIF (regression since

[Touch-packages] [Bug 1655429] Re: Noise and poor audio quality over SPDIF (regression since 14.X LTS)

2017-01-10 Thread Olli Lupton
Sorry, I should add that I tried installing the DKMS package 'oem-audio- hda-daily-lts-xenial/0.201701080732~ubuntu16.04.1', but this did not seem to help (and I uninstalled it before submitting this bug report) -- You received this bug notification because you are a member of Ubuntu Touch

[Touch-packages] [Bug 1655429] [NEW] Noise and poor audio quality over SPDIF (regression since 14.X LTS)

2017-01-10 Thread Olli Lupton
Public bug reported: Hi, I recently updated a system to Ubuntu 16.04.1 LTS from 14.04.5 LTS. After the upgrade, the sound quality I get over the SPDIF output is terrible -- I hear crackling/noise when no sound is being played, and when I play a sound it is heavily distorted. The situation was