VHT mode for IBSS?

Ben Greear greearb at candelatech.com
Fri Jan 23 10:51:06 EST 2015

Can you repost or at least send your latest patch set to me?

I think I have a mis-match of earlier versions of your patches,
and must be missing a few as well.


On 01/23/2015 12:03 AM, Janusz Dziedzic wrote:
> On 23 January 2015 at 06:40, Janusz Dziedzic <janusz.dziedzic at tieto.com> wrote:
>> On 23 January 2015 at 02:57, Ben Greear <greearb at candelatech.com> wrote:
>>> Does current upstream wpa_supplicant support VHT mode for IBSS?
>>> I've tried to patch in the appropriate kernel patches to enable this
>>> for ath10k, but the beacons show up as HT instead of VHT, and
>>> stations do not show up as have vht_capa in debugfs.
>> Try my 4 patches in kernel:
>> [RFCv3 1/4] mac80211: ibss/mesh move bw checking
>> [RFCv3 2/4] cfg80211: add VHT support for IBSS
>> [RFCv3 3/4] mac80211: IBSS fix scan reques
>> [RFCv3 4/4] mac80211: add VHT support for IBSS
>> And hostap:
>> [PATCH 1/2] ibss: fix control freq if IBSS already found
>> [PATCH 2/2] ibss: add fixed freq ssid param
>> [RFC 1/2] hostap: make hostapd_set_freq_params() common
>> [RFC 2/2] ibss: add support for VHT80 configuration
>> + set NL80211_FEATURE_IBSS_VHT flag in ath10k driver
>> + wpa_s->drv_flags |= WPA_DRIVER_FLAGS_VHT_IBSS in wpa_supplicant
>> (this will be set base on NL80211_FEATURE soon)
>>> It does appear to be doing HT, though performance is still poor
>>> (about 11Mbps UDP throughput from one IBSS device to another.
>> I have about ~250Mbps UDP between two ath10k 2x2.
> TC RESULT - (udp) ath10k-1 >>>> ath10k-2 (server) -  speed: 419 Mbits/sec
> TC RESULT - (tcp) ath10k-1 >>>> ath10k-2 (server) -  speed: 404 Mbits/sec

Ben Greear <greearb at candelatech.com>
Candela Technologies Inc  http://www.candelatech.com

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