Re: [PATCH] USB: teach "devices" file about Wireless and SuperSpeed USB

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On Fri, Sep 10, 2010 at 03:14:44PM -0400, Alan Stern wrote:
> The /sys/kernel/debug/usb/devices file doesn't know about Wireless or
> SuperSpeed USB.  This patch (as1416) teaches it.
> 
> Signed-off-by: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>
> CC: David Vrabel <david.vrabel@xxxxxxx>
> CC: Sarah Sharp <sarah.a.sharp@xxxxxxxxxxxxxxx>
> 
> ---
> 
> I wasn't sure what to put in the Wireless case.  The string I chose has
> the disadvantage of not being a number, so it might confuse programs
> that try to parse it.  If anyone has a better suggestion, let me know.

There are tools that parse this value, so we can't make it a string :(

> Even the SuperSpeed case is (in theory) variable.  But for now we don't 
> support anything other than 5 billion bits per second.

That's fine.  Do we care about the speed of wireless devices?  Don't we
know that somehow?

Oh, and you need to update the Documentation/usb/proc_usb_info.txt file
when you make this change.

thanks,

greg k-h
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