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David Vrabel authored
Support urbs with scatter-gather lists by trying to fit sg list elements into page lists in one or more qTDs. qTDs must end on a wMaxPacketSize boundary so if this isn't possible the urb's sg list must be copied into bounce buffers. Signed-off-by: David Vrabel <david.vrabel@csr.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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