Re: [gentoo-user] ALC892 on new motherboard: no sound and no error

Hi,

got it working!

I added this line 

    options snd-hda-intel id=Generic index=1

in /etc/modprobe.d/alsa.conf

Cheers!
Meino



On 03/26 04:44, tuxic@××××××.de wrote:
> Hi,
>
> On my new motherboard there is a on-board audio
> chip: Realtek ALC892
>
> After a lot of searching and configuring it seems
> to work according to the log - but according to
> my ears it does not: There is no sound.
>
> Setup: Motherboard is a MSI Tomahawk Max and
> an Nvidia RTX 2060 SUPER (it has a HDMI audio device).
>
> Dmegs says:
> [    8.609718] snd_hda_codec_realtek hdaudioC1D0: autoconfig for ALC892: line_outs=4 (0x14/0x15/0x16/0x17/0x0) type:line
> [    8.609719] snd_hda_codec_realtek hdaudioC1D0:    speaker_outs=0 (0x0/0x0/0x0/0x0/0x0)
> [    8.609720] snd_hda_codec_realtek hdaudioC1D0:    hp_outs=1 (0x1b/0x0/0x0/0x0/0x0)
> [    8.609720] snd_hda_codec_realtek hdaudioC1D0:    mono: mono_out=0x0
> [    8.609721] snd_hda_codec_realtek hdaudioC1D0:    inputs:
> [    8.609721] snd_hda_codec_realtek hdaudioC1D0:      Front Mic=0x19
> [    8.609722] snd_hda_codec_realtek hdaudioC1D0:      Rear Mic=0x18
> [    8.609722] snd_hda_codec_realtek hdaudioC1D0:      Line=0x1a
> [    8.623096] input: HD-Audio Generic Front Mic as /devices/pci0000:00/0000:00:08.1/0000:28:00.4/sound/card1/input7
> [    8.623247] input: HD-Audio Generic Rear Mic as /devices/pci0000:00/0000:00:08.1/0000:28:00.4/sound/card1/input8
> [    8.623411] input: HD-Audio Generic Line as /devices/pci0000:00/0000:00:08.1/0000:28:00.4/sound/card1/input9
> [    8.623513] input: HD-Audio Generic Line Out Front as /devices/pci0000:00/0000:00:08.1/0000:28:00.4/sound/card1/input10
> [    8.623587] input: HD-Audio Generic Line Out Surround as /devices/pci0000:00/0000:00:08.1/0000:28:00.4/sound/card1/input11
> [    8.623676] input: HD-Audio Generic Line Out CLFE as /devices/pci0000:00/0000:00:08.1/0000:28:00.4/sound/card1/input12
> [    8.623778] input: HD-Audio Generic Line Out Side as /devices/pci0000:00/0000:00:08.1/0000:28:00.4/sound/card1/input13
> [    8.623885] input: HD-Audio Generic Front Headphone as /devices/pci0000:00/0000:00:08.1/0000:28:00.4/sound/card1/input14
> [    8.702599] snd_hda_codec_generic hdaudioC0D0: ignore pin 0x6, too many assigned pins
> [    8.706597] snd_hda_codec_generic hdaudioC0D0: ignore pin 0x7, too many assigned pins
> [    8.706599] snd_hda_codec_generic hdaudioC0D0: autoconfig for Generic: line_outs=0 (0x0/0x0/0x0/0x0/0x0) type:line
> [    8.706599] snd_hda_codec_generic hdaudioC0D0:    speaker_outs=0 (0x0/0x0/0x0/0x0/0x0)
> [    8.706600] snd_hda_codec_generic hdaudioC0D0:    hp_outs=0 (0x0/0x0/0x0/0x0/0x0)
> [    8.706601] snd_hda_codec_generic hdaudioC0D0:    mono: mono_out=0x0
> [    8.706601] snd_hda_codec_generic hdaudioC0D0:    dig-out=0x4/0x5
> [    8.706602] snd_hda_codec_generic hdaudioC0D0:    inputs:
> [    8.722291] usbcore: registered new interface driver cdc_ether
> [    8.754670] input: HDA NVidia HDMI as /devices/pci0000:00/0000:00:03.1/0000:26:00.1/sound/card0/input15
> [    8.754697] input: HDA NVidia HDMI as /devices/pci0000:00/0000:00:03.1/0000:26:00.1/sound/card0/input16
>
> According to that, soundcard 1 is what I want.
> I am using simple stereo speakers, which are connected to the rear I/O
> shield of my motherboard, which in turn has direct contact to the
> motherboard, so no possible faulty cables are involved. The speakers
> are ok since touching the contacts gives a buzzing 100Hz hum.
>
> aplay -L gives:
> surround21
>     2.1 Surround output to Front and Subwoofer speakers
> surround40
>     4.0 Surround output to Front and Rear speakers
> surround41
>     4.1 Surround output to Front, Rear and Subwoofer speakers
> surround50
>     5.0 Surround output to Front, Center and Rear speakers
> surround51
>     5.1 Surround output to Front, Center, Rear and Subwoofer speakers
> surround71
>     7.1 Surround output to Front, Center, Side, Rear and Woofer speakers
> null
>     Discard all samples (playback) or generate zero samples (capture)
> samplerate
>     Rate Converter Plugin Using Samplerate Library
> speexrate
>     Rate Converter Plugin Using Speex Resampler
> jack
>     JACK Audio Connection Kit
> oss
>     Open Sound System
> speex
>     Plugin using Speex DSP (resample, agc, denoise, echo, dereverb)
> upmix
>     Plugin for channel upmix (4,6,8)
> vdownmix
>     Plugin for channel downmix (stereo) with a simple spacialization
> hdmi:CARD=NVidia,DEV=0
>     HDA NVidia, Generic Digital
>     HDMI Audio Output
> usbstream:CARD=NVidia
>     HDA NVidia
>     USB Stream Output
> default:CARD=Generic
>     HD-Audio Generic, ALC892 Analog
>     Default Audio Device
> sysdefault:CARD=Generic
>     HD-Audio Generic, ALC892 Analog
>     Default Audio Device
> front:CARD=Generic,DEV=0
>     HD-Audio Generic, ALC892 Analog
>     Front speakers
> surround21:CARD=Generic,DEV=0
>     HD-Audio Generic, ALC892 Analog
>     2.1 Surround output to Front and Subwoofer speakers
> surround40:CARD=Generic,DEV=0
>     HD-Audio Generic, ALC892 Analog
>     4.0 Surround output to Front and Rear speakers
> surround41:CARD=Generic,DEV=0
>     HD-Audio Generic, ALC892 Analog
>     4.1 Surround output to Front, Rear and Subwoofer speakers
> surround50:CARD=Generic,DEV=0
>     HD-Audio Generic, ALC892 Analog
>     5.0 Surround output to Front, Center and Rear speakers
> surround51:CARD=Generic,DEV=0
>     HD-Audio Generic, ALC892 Analog
>     5.1 Surround output to Front, Center, Rear and Subwoofer speakers
> surround71:CARD=Generic,DEV=0
>     HD-Audio Generic, ALC892 Analog
>     7.1 Surround output to Front, Center, Side, Rear and Woofer speakers
> usbstream:CARD=Generic
>     HD-Audio Generic
>     USB Stream Output
>
> It looks like the default sound card is sound card 1 indeed, which is
> the ALC892
>
> But aplay -i gives:
> ALSA lib /var/tmp/portage/media-libs/alsa-lib-1.2.2/work/alsa-lib-1.2.2/src/pcm/pcm_dmix.c:1089:(snd_pcm_dmix_open) unable to open slave
> aplay: main:830: audio open error: No such file or directory
> [1]    18362 exit 1     aplay -i
>
> When trying to play an audio file with mpv gives a similiar error like
> that one aplay reports.
>
> Alsamixer has no problems: It let my choose between the two sound
> cards and when choosing sound card 1 (ALC892) I can manipulate
> the volumes of the different channels.
> No channel is muted.
> All channels have a reasonable volume setting.
>
> Where is this [CENSORDED] error/bug, which prevents audible sound
> output?
>
> Thanks for any helpful advice in advance!
>
> Cheers!
> Meino
>
>
>
>
>
>