Re: some question about USB host driver

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Am Sonntag, 27. Juni 2010, 16:37:30 schrieb loody:
> 2. why we set a limitation about usbdevfs_urb, MAX_USBFS_BUFFER_SIZE (16K)?
>     we don't do so with kernel urb, and why the size is 16k instead of
> 20k, the limitation of an qtd?

a) that limit is about being nice to the VM
b) a controller specific limit should not be reflected in usbfs

	Regards
		Oliver
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