Ubuntu
alsa-driver package

Internal microphone not being detected - Ubuntu 19.10, Kernel 5.3, Laptop HP Envy 13, Realtek ALC285

Bug #1852922 reported by Mark
8
This bug affects 1 person
Affects Status Importance Assigned to Milestone
alsa-driver (Ubuntu)
New
Undecided
Unassigned

Bug Description

I have just installed Ubuntu 19.10 with Kernel 5.3 on my HP Envy 13. Everything works just fine except the microphone which is not being detected at all.

My alsa-info output: http://alsa-project.org/db/?f=1d22f0563bc25ea1ebe609a8482e5f39081abdc2

System info:

Description: Ubuntu 19.10
Release: 19.10

Alsa version:

alsa-base:
  Installed: 1.0.25+dfsg-0ubuntu5
  Candidate: 1.0.25+dfsg-0ubuntu5
  Version table:
 *** 1.0.25+dfsg-0ubuntu5 500
        500 http://pl.archive.ubuntu.com/ubuntu eoan/main amd64 Packages
        500 http://pl.archive.ubuntu.com/ubuntu eoan/main i386 Packages
        100 /var/lib/dpkg/status

Tags: eoan
Revision history for this message
Hui Wang (hui.wang) wrote :

Has the internal mic ever worked before? or on other OS like windows or other linux distributions?

Revision history for this message
Mark (markus12345) wrote :

Yes, the internal microphone works perfectly fine in Windows 10 and is being detected as Intel Smart Sound

Revision history for this message
Hui Wang (hui.wang) wrote :

It sounds like the dmic is connected to PCH instead of codec.

please generate a log under windows10 by this tool.

thx.

Revision history for this message
Mark (markus12345) wrote :

Please find the attached dumpfile

Revision history for this message
Hui Wang (hui.wang) wrote :

According to #4, the internal mic connects to PCH, so it needs the sof driver and firmware/tplg/ucm to work. So far, we don't have those files.

Daniel van Vugt (vanvugt)
tags: added: eoan
Revision history for this message
Matthew Oldach (moldach) wrote :

Has there been a sof driver and firmare/tplg/ucm released yet for kernel 5.30-7642-generic? If so, how can it be downloaded

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