[lug] External USB Audio - not connecting driver

[D. Stimits]

You might also check what ALSA things:
aplay -l

Also, you might list your motherboard for looking up specs on audio if this is for integrated audio for the non-USB side.

> On 08/29/2020 8:55 PM Jed S. Baer <blug at jbaer.cotse.net> wrote:
> 
>  
> On Sat, 29 Aug 2020 20:46:05 -0600 (MDT)
> D. Stimits wrote:
> 
> > > Lots of output. Is there something in particular I should look for?  
> > 
> > Post the whole verbose lsusb. This will guarantee knowing about things
> > like what class it is.
> 
> Not sure when I'll get to that. For now, I'm trying to get my on-board
> audio working again. I'm about to boot Xubuntu from a USB drive, and see if
> I have sound.
> 
> > > usb 1-4.1: Product: I'm Fulla Schiit  
> > Makes me wonder...but perhaps it is just tech humor?
> 
> That does seem to be a hallmark of the Schiit audio company.
> 
> > > hid-generic 0003:30BE:0100.0004: input,hidraw1: USB HID v1.00 Device  
> > HID is a human interface device, and covers keyboards, mice, so on.
> > Probably buttons on this appear as a keyboard key and some program knows
> > how to use this. Or perhaps a key binding needs to be set up.
> 
> Probably, the volume knob.
> 
> > The system does not seem to know how to pick a driver to go with this.
> 
> Yes, that was what I concluded.
> 
> > Sometimes you can set up an alias if a more standard chipset has been
> > labelled with some custom name, but if this is not something standard,
> > then you will probably need a new driver and it wouldn't be a "standard"
> > class either (not every part of the device may need to work, e.g., a
> > programmable keyboard might not have anything understanding how to
> > program the keyboard despite the rest of it working). Similar to the rest
> > of the devices which cannot bind.
> 
> In the Arch forum link I included, the poster shows a Schiit device
> functioning, but didn't post the kernel version.
> 
> > Yes, but does pavucontrol show any devices? If so, what does it show?
> 
> Right now, only the "dummy". Prior to upgrading the kernel, it showed my
> on-board audio.
> 
> > > And now, neither is the on-board audio device.  
> > Perhaps your new kernel lacks the full set of kernel modules. You will
> > have your current system modules at: /lib/modules/$(uname -r)/kernel/
> 
> The problem (on-board audio device not present) persists even when I boot
> the previous kernel.
> 
> -- 
> All operating systems suck, but Linux just sucks less
>  - Linus Torvalds
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