[linux-dvb] Re: Nova-T 500 (dvb_usb_dib0700) usb disconnects

Antti P Miettinen ananaza at iki.fi
Tue Feb 27 08:16:21 CET 2007


Janne Grunau <janne-dvb at grunau.be> writes:
> On Monday 26 February 2007 09:12:38 Antti P Miettinen wrote:
>> Are people seeing
>> USB disconnects without nvidia proprietary drivers? :-)
>
> Yes, even without running X.

OK - yet another random piece of information.  I added some more
ehci_dbg() calls to the EHCI driver to the qh_completions()
function. It seems that the XactErr bit gets set occasionally but does
not always lead to hard failure:

Feb 26 11:53:30 brigitte kernel: [17182959.448000] ehci_hcd 0000:03:0c.2: XactErr, token=0000cd08
Feb 26 12:48:41 brigitte kernel: [17186270.500000] ehci_hcd 0000:03:0c.2: XactErr, token=00004d08
Feb 26 14:27:35 brigitte kernel: [17192204.628000] ehci_hcd 0000:03:0c.2: XactErr, token=00004d08
Feb 26 18:42:20 brigitte kernel: [17207488.564000] ehci_hcd 0000:03:0c.2: XactErr, token=80004d08
Feb 26 18:43:07 brigitte kernel: [17207534.812000] ehci_hcd 0000:03:0c.2: XactErr, token=80004d08
Feb 26 19:26:42 brigitte kernel: [17210149.544000] ehci_hcd 0000:03:0c.2: XactErr, token=80004d08
Feb 26 20:17:17 brigitte kernel: [17213184.564000] ehci_hcd 0000:03:0c.2: XactErr, token=8000cd08
Feb 27 02:17:29 brigitte kernel: [17234794.928000] ehci_hcd 0000:03:0c.2: XactErr, token=80004d08

-- 
http://www.iki.fi/~ananaza/




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