Adrian Stancu wrote: > According to dmesg, the device is running at high speed: > usb 1-6: new high speed USB device using ehci_hcd and address 20 > > So, if I convert the freq using the high speed formula, I get a value > within the acceptable range, No; the device is high speed, but it sends a full speed feedback value. Please try "subs->freqm = f / 8;" The value quoted in your previous message was exactly 48000 Hz; please check if it ever changes. Regards, Clemens _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx http://mailman.alsa-project.org/mailman/listinfo/alsa-devel