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List:       linux-wireless
Subject:    Re: [RFC] Implement basic background scanning
From:       Helmut Schaa <hschaa () suse ! de>
Date:       2008-09-16 9:20:09
Message-ID: 200809161120.09728.hschaa () suse ! de
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Am Dienstag, 16. September 2008 11:10:10 schrieb Johannes Berg:
> Kalle Valo wrote:
> > Helmut Schaa <hschaa@suse.de> writes:
> >>> This doesn't play well at all with hardware assisted scan as far as I
> >>> can tell.
> >>
> >> Correct. The patch only adapts software scan code. The hardware
> >> assisted scan is not touched at all but should also not be affected
> >> in an odd way.
> >
> > I would guess that some firmwares support similar scanning in
> > hardware. In the future we might add support for background scanning
> > in hardware with a flag in hw_scan(), or something like that.
>
> I don't want to see this implemented without taking into account hw scan
> offload from the start.

Ok, would you accept a hardware flag that indicates if a card is able to
do background scanning? And if the flag is not set we could just use a 
software background scan as fallback?

Helmut
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