Re: usb2 and audio?

From: Andre Guibert de Bruet (andy_at_siliconlandmark.com)
Date: 05/27/05

  • Next message: Chad Leigh -- Shire.Net LLC: "Re: Disable read/write caching to disk?" 
    Date: Thu, 26 May 2005 23:43:04 -0400 (EDT)
To: David Gilbert <dgilbert@dclg.ca>

    On Thu, 26 May 2005, David Gilbert wrote:

    > I get the following when I plug my headphones into my usb2 hub:
    >
    > uaudio0: Logitech Logitech USB Headset, rev 1.10/10.12, addr 5
    > uaudio0: ignored input endpoint of type adaptive
    > uaudio0: audio rev 1.00
    > pcm1: <USB Audio> on uaudio0
    > record channel supported format list invalid
    > pcm1: chn_init(pcm1:record:0) failed: err = 19
    > pcm1: pcm_chn_create(ua_chan, -1, 0xc401f880) failed
    > usb3: *** WARNING: opening low/full speed device, this does not work yet.
    > usb3: *** WARNING: opening low/full speed device, this does not work yet.
    > usb3: *** WARNING: opening low/full speed device, this does not work yet.
    >
    > ... whereas my mouse (low speed) and other usb 2.0 devices work.
    >
    > Also... when I plug the headset into the laptops port directly, it
    > works ... and the probe looks identical (includingt the complaints).

    Does the device work if you plug it into your USB hub and you do not have
    ehci compiled-in?

    Andy

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