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Re: wl1271: how to use without runtime pm

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On Wed, 29 Dec 2010 23:22:05 +0200
Ohad Ben-Cohen <ohad@xxxxxxxxxx> wrote:

> On Wed, Dec 29, 2010 at 11:07 PM, Sergey Matyukevich
> <geomatsi@xxxxxxxxx> wrote:
> > So the question is: what is the proper use of wl1271 driver in the
> > case when Âwl1271 card is powered all the time ?
> 
> The wl1271 driver assumes it can control the power of the card.
> 
> If your card's power is always on, you will not be able to toggle the
> interface down and up (as you have experienced).
> 
> It might be possible to change the driver around this "limitation",
> but I'm not sure anyone has ever really tried.

A simple solution which comes to mind would be to perform some kind of
'complete soft reset procedure' for wl1271 card in the beginning of the
function 'wl1271_op_add_interface'. But I guess such a feature is not
available for this card. Qtherwise it would be already implemented by
Luciano and his colleagues.

Thanks, 
Sergey
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