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Re: [PATCH 09/14] mac80211: mlme: add documentation from spec to code

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On 2/2/2022 12:49 AM, Luca Coelho wrote:
From: Mordechay Goodstein <mordechay.goodstein@xxxxxxxxx>

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

Signed-off-by: Mordechay Goodstein <mordechay.goodstein@xxxxxxxxx>
Signed-off-by: Luca Coelho <luciano.coelho@xxxxxxxxx>
---
  net/mac80211/mlme.c | 10 +++++++++-
  1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 291226a1599d..bf777943cacd 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -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

curious why you reference a draft spec instead of referencing the approved IEEE Std 802.11ax™-2021

+			 * 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 ||




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