pr0t0c...@free.fr wrote:
> I believe the problem is that when alsa initialise the USB device, the 
> default sample rate would be 96khz ?

Yes, the driver does this, but it shouldn't.

Please try the patch below.


Regards,
Clemens

--- a/sound/usb/stream.c
+++ b/sound/usb/stream.c
@@ -442,10 +442,6 @@ int snd_usb_parse_audio_interface(struct snd_usb_audio 
*chip, int iface_no)
                        kfree(fp);
                        return err;
                }
-               /* try to set the interface... */
-               usb_set_interface(chip->dev, iface_no, altno);
-               snd_usb_init_pitch(chip, iface_no, alts, fp);
-               snd_usb_init_sample_rate(chip, iface_no, alts, fp, 
fp->rate_max);
        }
        return 0;
 }

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