Commit 6ad1dce5 authored by Mordechay Goodstein's avatar Mordechay Goodstein Committed by Johannes Berg
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mac80211: mlme: add documentation from spec to code 



Reference the spec why we decline HE support in
case STA don't support all HE basic rates recurred by AP.

Signed-off-by: default avatarMordechay Goodstein <mordechay.goodstein@intel.com>
Signed-off-by: default avatarLuca Coelho <luciano.coelho@intel.com>
Link: https://lore.kernel.org/r/iwlwifi.20220202104617.f1bafd0861b7.I566612d99bca5245dc06cbcc70369b94a525389c@changeid


Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent abd5a8e5

net/mac80211/mlme.c

+9 −1
Original line number Diff line number Diff line
@@ -5052,7 +5052,15 @@ ieee80211_verify_sta_he_mcs_support(struct ieee80211_sub_if_data *sdata, 


			/*

			 * Make sure the HE AP doesn't require MCSs that aren't

			 * supported by the client

			 * supported by the client as required by spec

			 *

			 * P802.11-REVme/D0.3

			 * 26.17.1 Basic HE BSS operation

			 *

			 * An HE STA shall not attempt to join * (MLME-JOIN.request primitive)

			 * a BSS, unless it supports (i.e., is able to both transmit and

			 * receive using) all of the <HE-MCS, NSS> tuples in the basic

			 * HE-MCS and NSS set.

			 */

			if (sta_rx_val == IEEE80211_HE_MCS_NOT_SUPPORTED ||

			    sta_tx_val == IEEE80211_HE_MCS_NOT_SUPPORTED ||