RE: [PATCH 2/5] usb: dwc3: driver should not wait for RxFIFO to drain

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> From: Felipe Balbi [mailto:balbi@xxxxxx]
> Sent: Wednesday, September 28, 2011 11:23 AM
> 
> On Wed, Sep 28, 2011 at 11:20:57AM -0700, Paul Zimmerman wrote:
> > > From: Felipe Balbi [mailto:balbi@xxxxxx]
> > > Sent: Wednesday, September 28, 2011 3:48 AM
> > >
> > > Hi,
> > >
> > > could you state here why it's not necessary to wait for the FIFO to
> > > drain ?
> >
> > An older version of the databook said to wait for the FIFO to drain,
> > but that has been removed from the newer databooks. The Synopsys driver
> > used to have that code, but it caused problems when testing against one
> > of the hosts that are available in the market. I talked to one of the
> > RTL engineers, and he said we should not do the wait.
> 
> Thanks, do you mind if I add this information to the commit log with a
> small 'refactor' to the wording ?

Sure, that's fine with me.

-- 
Paul

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