USB audio 2.0 testers wanted

[Torfinn Ingolfsen]

On Fri, 09 Nov 2012 17:59:28 +0100
Patrick Lamaiziere <patfbsd at davenulle.org> wrote:

> 
> Hmmm, How we know if a device is audio 2.0?

I was wondering the same thing. :)
I have a set of USB speakers, model J1116U from Jazz Speakers[1].
They show up like this in /var/log/messages:
Nov  9 18:45:00 kg-v2 kernel: ugen0.3: <C-Media INC.> at usbus0
Nov  9 18:45:01 kg-v2 root: Unknown USB device: vendor 0x0d8c product 0x0001 bus uhub0
Nov  9 18:45:01 kg-v2 kernel: uaudio0: <C-Media INC. USB Audio, class 0/0, rev 1.10/0.10, addr 3> on usbus0
Nov  9 18:45:01 kg-v2 kernel: uaudio0: Play: 48000 Hz, 2 ch, 16-bit S-LE PCM format.
Nov  9 18:45:01 kg-v2 kernel: uaudio0: No recording.
Nov  9 18:45:01 kg-v2 kernel: uaudio0: No midi sequencer.
Nov  9 18:45:01 kg-v2 kernel: pcm3: <USB audio> on uaudio0

usbconfig output:
root at kg-v2# usbconfig -u 0 -a 3 dump_device_desc
ugen0.3: <USB Audio C-Media INC.> at usbus0, cfg=0 md=HOST spd=FULL (12Mbps) pwr=ON

  bLength = 0x0012 
  bDescriptorType = 0x0001 
  bcdUSB = 0x0110 
  bDeviceClass = 0x0000 
  bDeviceSubClass = 0x0000 
  bDeviceProtocol = 0x0000 
  bMaxPacketSize0 = 0x0008 
  idVendor = 0x0d8c 
  idProduct = 0x0001 
  bcdDevice = 0x0010 
  iManufacturer = 0x0001  <C-Media INC.>
  iProduct = 0x0002  <USB Audio>
  iSerialNumber = 0x0000  <no string>
  bNumConfigurations = 0x0001 

This is on
root at kg-v2# uname -a
FreeBSD kg-v2.kg4.no 8.3-STABLE FreeBSD 8.3-STABLE #6: Fri Apr 27 23:50:55 CEST 2012
     root at kg-v2.kg4.no:/usr/obj/usr/src/sys/GENERIC  amd64

HTH

References:
1) http://www.jazzspeakers.com/
-- 
Torfinn Ingolfsen <torfinn.ingolfsen at getmail.no>