Re: usb_submit_urb failed with value -22

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On Thu, May 13, 2010 at 09:35:09AM -1000, Philip Tait wrote:
> Here are the relevant lsusb sections:
> 
> Bus#  1
> `-Dev#   1 Vendor 0x0000 Product 0x0000
>   |-Dev#   2 Vendor 0x413c Product 0xa001
>   | `-Dev#   6 Vendor 0x413c Product 0x0000
>   `-Dev#   5 Vendor 0x04b4 Product 0x6560
>     `-Dev#   7 Vendor 0x1608 Product 0x02c4
>       |-Dev#  12 Vendor 0x1608 Product 0x0244
>       |-Dev#  13 Vendor 0x1608 Product 0x0244
>       |-Dev#  14 Vendor 0x1608 Product 0x0244
>       `-Dev#  11 Vendor 0x1608 Product 0x0244
> 
> Bus 001 Device 005: ID 04b4:6560 Cypress Semiconductor Corp. CY7C65640
> USB-2.0 "TetraHub"

Ah, so you are plugging it into a USB hub.  Try not doing that and see
if it solves the problem.  We had some issues with slow (1.1) speed
devices behind a 2.0 hub.

thanks,

greg k-h
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