Re: Using wpa_supplicant in D-Bus mode with nl80211 driver

[Dan Williams <dcbw@redhat.com>]

On Wed, 2009-04-22 at 19:55 +0100, Marcel Holtmann wrote:
> Hi Jouni,
> 
> > > I am trying to use wpa_supplicant in D-Bus mode with the nl80211 driver
> > > instead of WEXT. I don't seem to be able to control the from the command
> > > line and the -D option doesn't take.
> > 
> > I would assume you are doing this with NM. You could either change it to
> > register the interface (this is not from -D option, but from the D-Bus
> > message) with the nl80211 driver or try to build wpa_supplicant without
> > WEXT support (which would make the nl80211 wrapper the default one). I
> > don't think either of these are yet acceptable as a generic solution,
> > but making NM request driver "nl80211,wext" could be a suitable first
> > step when moving to wpa_supplicant 0.7.x (this makes wpa_supplicant
> > first try with nl80211 and if needed, fall back to WEXT).
> 
> I am doing manual testing and with ConnMan. However I would prefer to
> have a global driver setting "nl80211,wext" that I can give on the
> command line and that will then chosen as default if the addInterface
> method doesn't give a driver. I really don't need a per interface
> setting here.

Um, you can specify a driver for the interface you add in the dbus call
for addInterface.  Add a "driver" key to your dict with the driver you
want in the value.  Is there a bug with that?

Dan

> > > Can we fix this somehow? I really wanna get rid of using WEXT.
> > 
> > There still one remaining WEXT operation even with driver_nl80211.c in
> > wpa_supplicant, so we are not yet there, but there is work going on in
> > getting that added to nl80211 after which point -Dnl80211 (or
> > -Dnl80211,wext for more likely distro use) should allow this goal to be
> > met.
> 
> Fair enough, but we are getting there and when testing, I like to be
> using as much nl80211 as possible.
> 
> Regards
> 
> Marcel
> 
> 
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