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Date: Wed, 02 Feb 2011 12:33:54 +0100
From: Johannes Berg <johannes@...solutions.net>
To: Jouni Malinen <j@...fi>
Cc: Bob Copeland <me@...copeland.com>,
"Luis R. Rodriguez" <mcgrof@...il.com>,
linux-wireless <linux-wireless@...r.kernel.org>,
linux-kernel@...r.kernel.org, Amod Bodas <Amod.Bodas@...eros.com>,
Senthilkumar Balasubramanian
<Senthilkumar.Balasubramanian@...eros.com>,
Sree Durbha <Sree.Durbha@...eros.com>,
Deepak Dhamdhere <Deepak.Dhamdhere@...eros.com>,
Xin Jin <Xin.Jin@...eros.com>
Subject: Re: Support for Android for mac80211 / cfg80211 802.11 drivers
On Wed, 2011-02-02 at 13:30 +0200, Jouni Malinen wrote:
> > Agree, that is a dumb idea. What's that driver going to do? Use custom
> > nl80211 extensions?! That way lies insanity.
>
> The only reason for that is to be able to support the wpa_supplicant
> modifications used in Android that are not acceptable for upstream
> hostap.git (mainly, driver_cmd). This would not add any custom nl80211
> extensions; the needed functionality should be added properly to
> upstream nl80211.
What's the driver_cmd things they use? If we they add support for
whatever it is to nl80211, why can those not be normal supplicant
interfaces?
> If it is fine to remove the custom wpa_supplicant modifications from
> Android, this is obviously a moot point, but until that happens, the
> easiest approach seems to be to provide a custom driver_*.c based on
> nl80211 to isolate the custom changes to user space and to small part of
> it at that. I don't really want to see new drivers trying to provide
> WEXT support with private ioctls to address need for making it work with
> Android..
Indeed -- no way. Seems Android needs to learn upstream.
johannes
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