At Sat, 7 Sep 2002 16:07:15 -0700 (PDT), Fedor G. Pikus <[EMAIL PROTECTED]> wrote: > > I got something out of the Midiman Duo, but still not quite as good as > under Windows: > > If I use usb-uhci module for my USB controller, I get 2 PCMs, pcm0 > supports recording at 44.1KHz (arecord -f cd), and works fine. > pcm1 supports recording at 44.1KHz ok, and also at 48KHz, but when I try > that, I get this in the log: > usb-uhci.c: interrupt, status 2, frame# 1646 > ALSA ../alsa-kernel/usb/usbaudio.c:628: timeout: still 5 active urbs.. > usb_control/bulk_msg: timeout > usb.c: USB disconnect on device 4 > And after this I have no USB at all until reboot. USB mouse does not work, > nothing.
this might be because you got xrun, and there was a problem in usb-audio driver in this regard. please try the cvs version. the hang-up should have been fixed. also, Patrick reported that the capture works firstly after playing (setting up) the playback device before capture on his quattro. your device may have a similar problem. > > If instead I use uhci module, I get only one PCM, pcm0, and it supports > 44.1KHz, and works fine. > > Why doesn't 48KHz work, and where are higher rates, where is 24bit > recording? hmm, uhci driver cannot get the whole descriptor properly in comparison with usb-uhci driver. please compares the outputs of lsusb from both modules. Takashi ------------------------------------------------------- This sf.net email is sponsored by: OSDN - Tired of that same old cell phone? Get a new here for FREE! https://www.inphonic.com/r.asp?r=sourceforge1&refcode1=vs3390 _______________________________________________ Alsa-devel mailing list [EMAIL PROTECTED] https://lists.sourceforge.net/lists/listinfo/alsa-devel
