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Usb-audio - Alsa Opensrc Org - Independent ALSA and …
https://alsa.opensrc.org/Usb-audio
Ensure to load the snd-usb-audio module with the parameter "nrpacks=1", maybe including it into one of the boot scripts:: modprobe snd-usb-audio nrpacks=1. Or use the module configuration line (e.g. in /etc/modprobe.conf): options snd-usb-audio nrpacks=1. Now invoke JACK with the following command (or entering the corresponding values into ...
missing alsa controls with usb-audio device on Debian
https://www.linuxquestions.org/questions/linux-software-2/missing-alsa-controls-with-usb-audio-device-on-debian-4175482790/
1) remove the line for options snd-usb-audio index=-2. this was attempting to force the usb device away from index=0 but there appears to have been an issue with your intel. --not sure why-at this stage as it should have always grabbed index=0. 2) …
Matrix:Module-usb-audio - AlsaProject
https://www.alsa-project.org/main/index.php/Matrix:Module-usb-audio
modprobe snd-usb-audio ; modprobe snd-pcm-oss ; modprobe snd-mixer-oss ; modprobe snd-seq-oss Now adjust your soundcard's volume levels. All mixer channels are muted by default. You must use a native mixer program to unmute appropriate channels, for example alsamixer from the alsa-utils package. Note that some usb-audio devices do not have ...
Re: USB sound device present but NOT visible in ‘alsamixer’
https://lists.debian.org/debian-user/2022/01/msg01251.html
"lsmod|grep snd" results in, --8<-----cut here-----start----->8--- pankaj@anant:~$ sudo lsmod |grep snd snd_usb_audio 315392 3 snd_usbmidi_lib 40960 1 snd_usb_audio snd_rawmidi 45056 1 snd_usbmidi_lib snd_seq_device 16384 1 snd_rawmidi mc 61440 1 snd_usb_audio snd_hda_codec_hdmi 73728 2 snd_hda_intel 57344 3 snd_intel_dspcfg 28672 1 snd_hda ...
Sound disappears when connecting usb ... - forums.debian.net
https://forums.debian.net/viewtopic.php?t=46897
So I added this snippet to /etc/modprobe.d/alsa.conf (I could probably have added it to /etc/modprobe.d/sound instead too): Code: Select all. options snd-usb-audio index=0,1 vid=0x0d8c,0x0471 pid=0x0201,0x0333. The internal is now registered as card 0, the webcam as card 1, sound works after reboot and all is well!
USB card as my default Audio Device - Raspberry Pi Stack ...
https://raspberrypi.stackexchange.com/questions/19705/usb-card-as-my-default-audio-device
Essentially what doing this is forcing the default sound module (snd_bcm2835) to be disabled while the usb sound module (snd-usb-audio) is enabled. What I believe was previously happening with just adding options snd-usb-audio index=0 was that the snd-usb-audio module and the snd_bcm2835 were conflicting, with both being enabled.
debian - Alsa not detecting my soundcard - Unix & Linux ...
https://unix.stackexchange.com/questions/220224/alsa-not-detecting-my-soundcard
$ [00:14:03] simon@tuna :~ > cat /proc/asound/modules 0 snd_hda_intel 2 snd_hda_intel $ [00:22:33] simon@tuna :~ > lsmod | grep snd snd_usb_audio 135354 0 snd_usbmidi_lib 23388 1 snd_usb_audio snd_rawmidi 26806 1 snd_usbmidi_lib snd_seq_device 13132 1 snd_rawmidi snd_hda_codec_realtek 67127 1 snd_hda_codec_generic 63181 1 …
problem with drivers on debian · Issue #261 · tbsdtv/linux ...
https://github.com/tbsdtv/linux_media/issues/261
[ 9.548087] snd_bcm2835: module is from the staging directory, the quality is unknown, you have been warned. [ 9.558278] bcm2835_audio bcm2835_audio: card created with 4 channels [ 9.561234] bcm2835_audio bcm2835_audio: card created with 4 channels
File: pd-alsa.c | Debian Sources
https://sources.debian.org/src/linux/3.12.9-1~bpo70%2B1/drivers/media/usb/tlg2300/pd-alsa.c/
linux 3.12.9-1~bpo70%2B1. links: PTS, VCS area: main; in suites: wheezy-backports; size: 652,128 kB; sloc: ansic: 11,461,117; asm: 271,295; perl: 52,892; xml: 46,562 ...
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