Re: cannot submit urb 0, error -22: internal error followed by USB hung tasks

2012-09-30 Thread Lassi Väätämöinen
On Sunday 30 September 2012 10:42:02 Alan Stern wrote: > On Sun, 30 Sep 2012, Lassi [ISO-8859-1] V��t�m�inen wrote: > > Yeah, I also wonder whether the Ubuntu Studio Jack buffering and system > > memory settings might have some effect on this, not the actual driver > > changes? > The ideal check wo

Re: cannot submit urb 0, error -22: internal error followed by USB hung tasks

2012-09-30 Thread Lassi Väätämöinen
On Saturday 29 September 2012 23:08:22 Alan Stern wrote: > On Sun, 30 Sep 2012, Lassi Väätämöinen wrote: > > Ok, cool. I did some further googling about this OHCI issue, and I came > > across one Gentoo forum thread (too bad I can't find it right now). And > > they were

Re: cannot submit urb 0, error -22: internal error followed by USB hung tasks

2012-09-29 Thread Lassi Väätämöinen
On Sunday, September 30, 2012 12:54 AM, Alan Stern wrote: It's seems pretty clear that these problems are the result of a hardware bug in your OHCI controller. There's no simple way to work around it in the driver. But you can work around it by not attaching the sound card to that controller.

Re: cannot submit urb 0, error -22: internal error followed by USB hung tasks

2012-09-29 Thread Lassi Väätämöinen
On Saturday, September 29, 2012 04:58 AM, Alan Stern wrote: On Sat, 29 Sep 2012, Lassi Väätämöinen wrote: I am really not sure which error I should be worried about, if not that -22 ? You should concentrate on whichever error occurs first. Everything else could easily be a side-effect of the

Re: cannot submit urb 0, error -22: internal error followed by USB hung tasks

2012-09-29 Thread Lassi Väätämöinen
On Sep 29, 2012, at 04:58 , Alan Stern wrote: > On Sat, 29 Sep 2012, Lassi Väätämöinen wrote: >> >> >> My test case: I have an MAudio MobilePre USB soundcard plugged in, Jackd >> is running, and I am playing back a track in Ardour. > > Where is the track s

Re: cannot submit urb 0, error -22: internal error followed by USB hung tasks

2012-09-28 Thread Lassi Väätämöinen
On Friday, September 28, 2012 05:16 PM, Alan Stern wrote: On Fri, 28 Sep 2012, [iso-8859-1] Lassi V��t�m�inen wrote: Ok. How can I tell when this error is visible in the logs? Status field is -22? If that is the error you are most worried about, then yes. There were other errors (URBs stil

Re: cannot submit urb 0, error -22: internal error followed by USB hung tasks

2012-09-27 Thread Lassi Väätämöinen
On Sep 28, 2012, at 00:18 , Alan Stern wrote: > The usbmon trace does not show any errors at all. The file doesn't > contain any occurrences of "-22", for instance. Ok. How can I tell when this error is visible in the logs? Status field is -22? > > To be most helpful, you should provide both

Re: cannot submit urb 0, error -22: internal error followed by USB hung tasks

2012-09-27 Thread Lassi Väätämöinen
Alan Stern wrote: > On Tue, 18 Sep 2012, Gian-Carlo Pascutto wrote: > >> I'm connecting a Logitech H530 USB Audio headset and a Logitech C910 >> webcam to an Asrock K10N78M Pro with an NVIDIA Corporation MCP78S >> [GeForce 8200] chipset & ECHI controller. >> >> After being in a video conference