From: Bjørn Mork <bj...@mork.no>
Date: Thu,  3 Mar 2016 22:20:53 +0100

> Some devices will silently fail setup unless they are reset first.
> This is necessary even if the data interface is already in
> altsetting 0, which it will be when the device is probed for the
> first time.  Briefly toggling the altsetting forces a function
> reset regardless of the initial state.
> 
> This fixes a setup problem observed on a number of Huawei devices,
> appearing to operate in NTB-32 mode even if we explicitly set them
> to NTB-16 mode.
> 
> Signed-off-by: Bjørn Mork <bj...@mork.no>

Applied and queued up for -stable, thanks.
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