[Voyage-linux] ALSA problem with ehci_hcd

Konstantinos Birkos (spam-protected)
Sun May 27 20:13:14 HKT 2012


Hi,

In Voyage MPD 0.7 I had faced the following problem: when I used a USB 
microphone connected through a USB hub, I used to receive input/output 
errors from ALSA each time I tried to record. The problem was solved 
only when I unloaded the ehci_hcd module. For some reason, the ehci_hcd 
driver thought there wasn't enough bandwidth through the hub.

Since USB2.0 is important for my application, does anybody know if this 
bug was fixed in later releases?

Thanks,
Kostas Birkos

-- 
Konstantinos Birkos
PhD Candidate
Wireless Telecommunication Laboratory
Department of Electrical and Computer Engineering
University of Patras
Patras, Greece
Tel.: +30 2610 996465 





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