[GS43VR 6RE, Realtek ALC898, Black Mic, Rear] No autoswitch

[Víctor León Contreras]

There is no autoswitch and the mic is not detected

ProblemType: Bug
DistroRelease: Ubuntu 18.04
Package: alsa-base 1.0.25+dfsg-0ubuntu5
ProcVersionSignature: Ubuntu 5.3.0-40.32~18.04.1-generic 5.3.18
Uname: Linux 5.3.0-40-generic x86_64
NonfreeKernelModules: nvidia_modeset nvidia
ApportVersion: 2.20.9-0ubuntu7.11
Architecture: amd64
AudioDevicesInUse:
 USER PID ACCESS COMMAND
 /dev/snd/controlC1: victorio 3988 F.... pulseaudio
 /dev/snd/controlC0: victorio 3988 F.... pulseaudio
CurrentDesktop: ubuntu:GNOME
Date: Tue Mar 17 08:34:24 2020
InstallationDate: Installed on 2020-02-19 (26 days ago)
InstallationMedia: Ubuntu 18.04.3 LTS "Bionic Beaver" - Release amd64 (20190805)
PackageArchitecture: all
SourcePackage: alsa-driver
Symptom: audio
Symptom_Card: Audio Interno - HDA Intel PCH
Symptom_Jack: Black Mic, Rear
Symptom_Type: No auto-switch between inputs
Title: [GS43VR 6RE, Realtek ALC898, Black Mic, Rear] No autoswitch
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 09/14/2016
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: E14A3IMS.105
dmi.board.asset.tag: Default string
dmi.board.name: MS-14A3
dmi.board.vendor: Micro-Star International Co., Ltd.
dmi.board.version: REV:0.A
dmi.chassis.asset.tag: Default string
dmi.chassis.type: 10
dmi.chassis.vendor: Micro-Star International Co., Ltd.
dmi.chassis.version: Default string
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrE14A3IMS.105:bd09/14/2016:svnMicro-StarInternationalCo.,Ltd.:pnGS43VR6RE:pvrREV1.0:rvnMicro-StarInternationalCo.,Ltd.:rnMS-14A3:rvrREV0.A:cvnMicro-StarInternationalCo.,Ltd.:ct10:cvrDefaultstring:
dmi.product.family: G
dmi.product.name: GS43VR 6RE
dmi.product.sku: 14A3.1
dmi.product.version: REV:1.0
dmi.sys.vendor: Micro-Star International Co., Ltd.