Re: [PATCH] [RFC] usb: gadget: composite: Allow idVendor and other module_params to be writable

[Michal Nazarewicz <mina86@mina86.com>]

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> On 02/21/2013 02:52 PM, Michal Nazarewicz wrote:
>> If the driver is not compiled as a module, setting those variables
>> won't work anyway.  Or am I missing something?

On Fri, Feb 22 2013, John Stultz wrote:
> Huh. It worked in my testing. But maybe that's only the first time its 
> set? I'll play around with it some more, but yea, on further thought, 
> without unloading the module those values probably shouldn't change. 
> Sorry for the confusion on my part here.

If you are using g_ffs than yes, it's a bit different, since the module
is initialised only after the user space daemon is active, but for all
other gadgets, setting those won't work.

>> If you want to configure things at run-time without having to compile
>> stuff as modules, you need to wait for the configfs based gadgets.
>
> Heh. I thought I was just sorting things out between the out-of-tree 
> android composite, ccg in staging, and functionfs. And now there's 
> *another*?
>
> Any details on configfs based gadget? Is there a git tree somewhere?

There are patches from Andrzej Pietrasiewicz and Sebastian Andrzej
Siewior on the list.  I'm a bit lost in the fate of them and all the
namings.

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