nl80211: Add API to support VHT MU-MIMO air sniffer
authorAviya Erenfeld <aviya.erenfeld@intel.com>
Tue, 5 Jul 2016 12:23:08 +0000 (15:23 +0300)
committerJohannes Berg <johannes.berg@intel.com>
Wed, 6 Jul 2016 12:46:04 +0000 (14:46 +0200)
commitc6e6a0c8be575c830a97b1942dabeab70f423fe0
tree01f16a0a2cadbb579fcf48392cb1b4940db6f661
parentf89e07d4cf2660a2956bc350a201398dda85284e
nl80211: Add API to support VHT MU-MIMO air sniffer

add API to support VHT MU-MIMO air sniffer.
in MU-MIMO there are parallel frames on the air while the HW
has only one RX.
add the capability to sniff one of the MU-MIMO parallel frames by
giving the sniffer additional information so it'll know which
of the parallel frames it shall follow.

Add attribute - NL80211_ATTR_MU_MIMO_GROUP_DATA - for getting
a MU-MIMO groupID in order to monitor packets from that group
using VHT MU-MIMO.
And add attribute -NL80211_ATTR_MU_MIMO_FOLLOW_ADDR - for passing
MAC address to monitor mode.
that option will be used by VHT MU-MIMO air sniffer to follow a
station according to it's MAC address using VHT MU-MIMO.

Signed-off-by: Aviya Erenfeld <aviya.erenfeld@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
include/net/cfg80211.h
include/uapi/linux/nl80211.h
net/wireless/nl80211.c