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Re: What is needed to inplement a AP support in a driver?

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On Tue, 2009-04-07 at 16:11 +0300, Maxim Levitsky wrote:
> On Tue, 2009-04-07 at 12:25 +0300, Rami Rosen wrote:
> > Hi,
> > > Why iwl3945 still doesn't support AP mode?
> > see also this patch, titled: "wlwifi: disable AP mode"
> > 
> > http://www.spinics.net/lists/linux-wireless/msg24688.html
> > 
> > Regards,
> > Rami Rosen
> 
> 
> Quoiting this patch:
> 
> 
> > iwlwifi does not support AP mode in any way. For one, it doesn't even
> > buffer multicast/broadcast frames properly. We didn't allow zd1211rw AP
> > mode to be enabled without this, so iwlwifi shouldn't be allowed to
> > advertise AP mode either.
> This is interesting, this means it doesn't save frames when client is in power save mode?
> IBSS doesn't have this?
> 
> 
> 
> > 
> > 
> > 
> > It also doesn't work at all, it doesn't even answer to probe requests,
> > I'm guessing the packet injection code was disabled again.
> Packet injection (even fragmentation) works fine here.
> Also, now hostapd responds to probes isn't it?
> (I was said that now hostapd sends/recieves all managment frames)
> 
> 
> > 
> > 
> > [  471.524478] iwlagn: ERROR: APs don't scan
> > 
> > this is a long-standing bug, of course APs scan to know their
> > surroundings, not sure why this is there, it's also very pointless since
> > I can remove it by enabling software scan...
> Here, software scan fixes it, besides many device don't have hardware scan
> > 
> > 
> > 
> > [  487.507346] iwlagn: Microcode SW error detected.  Restarting 0x2000000.
> This probably was fixed now, there were many reports about microcode errors.
> > 
> 
> 
> I just feel, that AP mode can be done, and it isn't that hard to enable it.
> 

I am thinking, currently iwl3945 is ported to iwlagn.
When porting is it could fix AP problems in it too?


Best regards
	Maxim Levitsky

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