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mac80211: add ability to parse CCFS2

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With newer VHT implementations, it's necessary to look at the
HT operation's CCFS2 field to identify the actual bandwidth
used.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg
2018-08-31 11:31:18 +03:00
parent 09b4a4faf9
commit 7eb26df297
6 changed files with 50 additions and 22 deletions
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5
net/mac80211/mesh.c
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@@ -1,5 +1,6 @@
/*
* Copyright (c) 2008, 2009 open80211s Ltd.
* Copyright (C) 2018 Intel Corporation
* Authors: Luis Carlos Cobo <luisca@cozybit.com>
* Javier Cardona <javier@cozybit.com>
*
@@ -98,7 +99,9 @@ bool mesh_matches_local(struct ieee80211_sub_if_data *sdata,
cfg80211_chandef_create(&sta_chan_def, sdata->vif.bss_conf.chandef.chan,
NL80211_CHAN_NO_HT);
ieee80211_chandef_ht_oper(ie->ht_operation, &sta_chan_def);
ieee80211_chandef_vht_oper(ie->vht_operation, &sta_chan_def);
ieee80211_chandef_vht_oper(&sdata->local->hw,
ie->vht_operation, ie->ht_operation,
&sta_chan_def);
if (!cfg80211_chandef_compatible(&sdata->vif.bss_conf.chandef,
&sta_chan_def))