On Wed, 5 Apr 2006 14:16:39 -0400 (EDT), Alan Stern <[EMAIL PROTECTED]> wrote:

> > I've put in a printk to check the error code, it's -110, and that is
> > supposed to be ETIMEDOUT. According to ohci.h, this code is returned
> > on TD_DEVNOTRESP.. but now, I'm out of clues. 

> The error is caused by a timeout on the USB bus.  The device has a limited 
> time (a few microseconds) to respond to a packet; if it doesn't respond in 
> that time you get this error.  There's no way to increase the time limit; 
> it's built into the hardware and is part of the USB specification.

I think you're describing -71 above. The -110 means that upper layers
were bored and unlinked the URB, which typically happens after a few
seconds.

-- Pete


-------------------------------------------------------
This SF.Net email is sponsored by xPML, a groundbreaking scripting language
that extends applications into web and mobile media. Attend the live webcast
and join the prime developer group breaking into this new coding territory!
http://sel.as-us.falkag.net/sel?cmd=lnk&kid=110944&bid=241720&dat=121642
_______________________________________________
[email protected]
To unsubscribe, use the last form field at:
https://lists.sourceforge.net/lists/listinfo/linux-usb-devel

Reply via email to