linux-kernel - Re: 2.6.33.2: USB Quickcam Pro 9000 (usb resets)?

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Message-ID: <alpine.DEB.2.00.1004061108100.20297@p34.internal.lan>
Date:	Tue, 6 Apr 2010 11:08:41 -0400 (EDT)
From:	Justin Piszcz <jpiszcz@...idpixels.com>
To:	Alan Stern <stern@...land.harvard.edu>
cc:	linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org
Subject: Re: 2.6.33.2: USB Quickcam Pro 9000 (usb resets)?



On Tue, 6 Apr 2010, Alan Stern wrote:

> On Tue, 6 Apr 2010, Justin Piszcz wrote:
>
>> So the USB hub is shared amongst the ports in the back of the board that
>> I am using:
>>
>> Port 1-> keyboard/mouse
>> Port 2-> USB hub -> webcam
>> Port 3-> UPS (but not using nut at the moment, just hooked up)
>>
>> $ lsusb
>> Bus 001 Device 023: ID 0461:4d15 Primax Electronics, Ltd Dell Optical Mouse
>> Bus 001 Device 022: ID 413c:2002 Dell Computer Corp. SK-8125 Keyboard
>> Bus 001 Device 005: ID 046d:0990 Logitech, Inc. QuickCam Pro 9000
>> Bus 001 Device 004: ID 413c:1002 Dell Computer Corp. Keyboard Hub
>> Bus 001 Device 003: ID 2001:f103 D-Link Corp. [hex] DUB-H7 7-port USB 2.0 hub
>> Bus 001 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
>> Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
>> Bus 002 Device 003: ID 051d:0002 American Power Conversion Uninterruptible Power Supply
>> Bus 002 Device 002: ID 8087:0020 Intel Corp. Integrated Rate Matching Hub
>> Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
>>
>> Any recommendations/workarounds how to fix or just ignore it?
>
> You could plug the webcam into bus 2 while leaving the keyboard/mouse
> attached to bus 1.
>
> You could try using different ports on the D-Link 7-port hub, or try
> replacing that hub with a different brand.
>
> Alan Stern
>

Hi Alan,

Will try a different port (so its on BUS 2) for the PC.
The d-Link hub is a brand new hub (fyi) with only 1 device attached, the 
webcam but will give it a try, thanks.

Justin.
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