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    SubjectRe: USB Audio, Alsa & HK SoundSticks
    At Tue, 02 Dec 2003 11:27:45 +0100,
    Ihar 'Philips' Filipau wrote:
    >
    > Hi!
    >
    > [ better to cc: me, if this is FAQ - then private mail is more
    > appropriate. but I do not expect to find much Harman/Kardon fans around
    > ;-) ]
    >
    > I have little problem.
    > Or probably some-one can enlighten me what is going wrong here.
    >
    > Short: RH's 2.4.20-20.9 + alsa 0.9.8 + HK SoundSticks + xmms w/alsa
    > output pluging will result in hanging of xmms. something hanged in
    > kernel space hard enough (probably ksoftirqs or keventd) - so for
    > example ps stoped working - but it least it was killable. I was able to
    > leave X but reboot hanged somewhere in the middle of shutdown procedure.

    try ALSA 1.0.0rc1.
    if the usb driver is NOT usb-uhci, try async_unlink=1 option for
    snd-usb-audio. because usb-uhci has a bug in the async unlinking, the
    async-unlink mode is disabled as default for 2.4 kernels.


    --
    Takashi Iwai <tiwai@suse.de> ALSA Developer - www.alsa-project.org

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