Virtual Interface for P2P operations

Shah, Nirav J2 nirav.j2.shah
Tue Jun 19 09:50:02 PDT 2012


I am working with Johannes on the supplicant part of the work that needs to be done. Let me know if there are any specific suggestions.  


-----Original Message-----
From: Johannes Berg [mailto:johannes at] 
Sent: Tuesday, June 19, 2012 8:01 AM
To: Jithu Jance
Cc: j at; Greg Goldman; Henry Ptasinski; hostap at; Neeraj Kumar Garg; Shah, Nirav J2
Subject: RE: Virtual Interface for P2P operations

On Tue, 2011-07-05 at 03:26 -0700, Jithu Jance wrote:

> Originally wpa_supplicant uses a primary mac address for the P2P
> dev_addr. For concurrent mode (LegacySTA and P2P), it could be better,
> if we can use separate mac_addr for P2P and legacy STA right from the
> beginning. Also Wifi firmware which support multiple interfaces will
> be easier to support if P2P device address is different from the
> primary mac address (with local administered bit set).

We should pick up this discussion again since I've started work on this
in order to be able to have P2P Device address == P2P Interface address
for our driver. I think the addresses should be (pre-)assigned by the

The kernel patches to allow having a separate P2P Device in the kernel
(without a netdev!) are here:


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