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Re: [PATCH] wl12xx: Add Support for Low Power DRPw (LPD) Mode

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On Tue, 2011-05-31 at 12:11 +0300, Eliad Peller wrote: 
> On Tue, May 31, 2011 at 11:35 AM, Luciano Coelho <coelho@xxxxxx> wrote:
> > On Tue, 2011-05-31 at 10:51 +0300, Shahar Levi wrote:
> >> The Low Power DRPw (LPD) mode contains several optimizations
> >> that designed to reduce the solution's consumption. The
> >> purpose is to save current consumption in RX and Listen mode.
> >>
> >> LPD setting apply only for wl127x AP mode (not wl128x)
> >>
> >> Signed-off-by: Shahar Levi <shahar_levi@xxxxxx>
> >> ---
> >
> > [...]
> >
> >
> > I still think this is not the right way to do it.  It doesn't make sense
> > to have it in the configuration parameters.  If you want to make it
> > configurable, it should be in the NVS file and the driver should clear
> > it when not in AP mode (and whoever generates the NVS needs to make sure
> > it's never set for wl128x).
> >
> please don't use the "blacklist" approach. it always gets broken at some point.

I totally agree.


> > The other solution is to always set this flag when in wl127x in AP-mode,
> > in which case it doesn't need to be configurable at all.  That would be
> > the simplest solution and you could even use a quirk if it makes it
> > easier.
> >
> sounds much better.

Yes, and now we got confirmation that this is really the case.  It
should always be set for wl127x in AP-mode and not be set for anything
else.  This is a clear case, not a configurable value.

-- 
Cheers,
Luca.

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